Mitchell plants an idea in Jay's head; Manny's date gets a makeover from Gloria.

Amy finds out that Sheldon applied for a one-way mission to colonize Mars; a trip to the pet store leads to a fight; Leonard has a surprise for Penny; Raj is busted while snooping in Emily's apartment.

A visit from an old friend (Minnie Driver) leaves Claire feeling inadequate; Mitchell tries to help Gloria with some legal issues.

A magazine article only credits Sheldon in an article about a paper he co-wrote with Leonard; a blackout at Mrs. Wolowitz's results in a final dinner in her honor.

Claire and Phil plan a Valentine's Day excursion; Jay takes Gloria to a comedy show; Cameron and Mitchell try to play cupid for Manny.

When Sheldon and Leonard are asked to speak at UC Berkeley, they take a detour in hope of meeting an idol; Raj and Amy try to settle a dispute between Howard and Bernadette with a game of pingpong.

Phil tries to conquer his fear of the dark when he and Luke go on a discovery expedition underneath the house; Mitchell and Cameron invite Lily's pediatrician over for brunch.

Sheldon and Amy build a blanket fort -- and come to a crossroads in their relationship; Wolowitz meets a half-brother he didn't know he had; Leonard and Penny have an argument during an appearance on Wil Wheaton's podcast.

Phil invites his high school girlfriend (Judy Greer) to the house; Jay accidentally kills Manny's pet turtle, then goes to extremes to cover his tracks; overworked Mitchell stands up to his boss.

The guys fight over what message Raj should write for NASA in case of alien contact; Penny has to decide between auditioning for a movie or keeping her pharmaceutical sales job.

Claire and Phil each take on one of the kids' school projects; Gloria and Cameron bond during a night out.

Wolowitz questions his engineering skills after he and Sheldon can't get a toy drone to fly; a canceled flight puts Leonard's plans in jeopardy; Raj sets his parents against one another after he's cut off financially.

The release of a new product Phil wants coincides with his birthday; Mitchell has a newfound desire to toughen up; Cameron gets involved in a neighbor's marital problems.

All Elite Wrestling continues to inject new spirit, freshness and energy into mainstream wrestling featuring a world-class roster of diverse male and female wrestlers.

Luke and Manny's hot-tempered basketball coach quits during a game, causing Jay and Phil to jockey to fill the position; Mitchell takes Cameron along to meet a prospective employer.

Claire is suspicious when Phil's father shows up for an expected visit; Manny is traumatized by a horror movie.

Gloria invites the whole family on a getaway to Hawaii for Jay's birthday.

An unexpected reality check dampens Jay's plans for relaxation; Phil wants to make the trip romantic for Claire; the kids get into mischief when left to their own devices.

Attention shoppers; the Jokers make mischief by taking unflattering pictures of grocery store patrons, then posing as horrible employees at the Yeti store; tonight's loser must meat his fate in a punishment.

Everything seems to be working against Claire's plans for a new family portrait; Cameron gets a gig as a wedding singer, leaving Mitchell home alone with Lily and a wayward pigeon.

The Jokers can't contain the laughs as they answer survey questions for a new snack food and present the world's worst pharmaceutical ads; the loser will work up a sweat in a punishment that's all pain, no gain.

Urkel helps Eddie cheat on a test; Carl sleeps through a robbery.

Mitchell plants an idea in Jay's head; Manny's date gets a makeover from Gloria.

Eddie and Steve land in jail when Eddie's smooth-talking cousin Clarence borrows a car.

Steve's prison pen pal mistakes Carl for Steve when she comes for a visit; Eddie learns about family history.

Steve takes a cooking class that leaves everyone rolling in the dough; Someone crushes Carl's new video camera.

Sheldon gets into trouble with fellow child genius Paige at the science museum; George Sr. is forced to play therapist to Paige's bickering parents; Mary, Georgie and Missy help Meemaw with a garage sale.

A video game takes over Sheldon and Meemaw's life; George Sr. is jealous when Georgie bonds with Herschel at the auto shop.

Sheldon studies his family for a psychology project; a Thanksgiving dinner turns into a family fight when George Sr. is offered a job in Oklahoma.

When Sheldon learns that people with stunted childhoods can turn into social outcasts, he tries to act like a kid; Meemaw and Dr. Sturgis' relationship is tested when she teaches him how to drive.

Sheldon experiments on Missy; Georgie joins Mary's bible study to spend more time with his crush, Veronica.

When Sheldon has to spend a few days in the hospital, he turns into the world's worst patient; Missy gets a taste of what life would be like without her twin.

Monica and Phoebe make a bet after Rachel passes her delivery date; Chandler falls asleep at the premiere screening of Joey's new film.

Rachel goes into labor, enduring endless pain while anxious Ross hovers nearby and her waiting friends wreak havoc in the hospital.

After Rachel gives birth to her baby, she must confront relationship issues around her.

Joey finds himself engaged to Rachel soon after she delivers her baby girl, while Phoebe assumes Ross is the one who proposed; Joey sneaks a peek as Rachel tries unsuccessfully to nurse; Monica and Chandler retire to a supply closet for privacy.

Joey seeks forgiveness from Ross, while Rachel tries to quell Emma's incessant crying.

Emma's pediatrician drops her as a patient because of Rachel's constant calls.

Monica fears Chandler has a sexual fetish involving sharks; Phoebe fears losing her boyfriend.

Phoebe grows famished waiting for her tardy chums to show up at her birthday dinner; Rachel frets about leaving Emma with a baby sitter.

Ross mocks Rachel's new male nanny (Freddie Prinze Jr.); Chandler becomes upset when Monica says that somebody from her job is the funniest guy she's ever met.

Chandler and Joey find a videotape while checking out Richard's apartment; Ross sings Emma an off-color lullaby.

Rachel has a bone to pick with her self-centered sister (Christina Applegate) on Thanksgiving; Monica protects her good wedding china; Joey forgets to join his TV cast mates for the Thanksgiving parade.

Rachel impulsively gives her telephone number to a handsome guy but worries he will call when Ross is there.

Monica fears the worst when she learns Chandler will be spending Christmas in Tulsa working on a deadline with a beautiful co-worker (Selma Blair).

When Sheldon's and Leonard's mothers finally meet, personalities collide; Howard decides to do his share of the chores -- with a little help from his friends.

While facing dramatic changes in his relationship with Amy, Sheldon pushes Penny and Leonard to choose a wedding date.

Sheldon struggles to understand what is going on with Amy; Penny must decide if she can get past Leonard's bad behavior.

Leonard tries to ease Penny's mind; Sheldon plans a special episode of.

A flat tire during Leonard's bachelor party weekend in Mexico tests the guys' skills; Penny is compelled to tell her family that she and Leonard eloped.

An impending change to his living arrangements inspires Sheldon to revert to 2003, before he met Penny and Leonard; Raj and Howard form a band.

Barry Kripke expresses interest in Amy while leading a fencing lesson for the guys; when Stuart tries to attract female customers to the store, Penny, Amy and Bernadette help out.

Leonard and Sheldon go to great lengths to secure the helium they need during a nation-wide shortage; Bernadette and Penny try to to find Amy a new man on a dating app.

Sheldon struggles to keep his emotions in check when he is interviewed for a documentary about Spock; Penny and Leonard make a surprising discovery; Wolowitz and Bernadette get into a disagreement about remodeling his childhood home.

Sheldon, Wolowitz and Koothrappali post an ad online to find a new girlfriend for Sheldon; Penny and Bernadette decide to spy when Amy is secretive about who she is dating.

Amy and Sheldon spend Thanksgiving at the aquarium -- as friends; Wolowitz volunteers at the soup kitchen with Raj, Emily and Bernadette; Penny realizes that Leonard knows her better than she thought.

The Jokers play unprofessional actors in a fake commercial then make wild assumptions about other mallgoers; one Joker breaks and is tasked with becoming the strictest security guard imaginable in his punishment.

Attention shoppers; the Jokers make mischief by taking unflattering pictures of grocery store patrons, then posing as horrible employees at the Yeti store; tonight's loser must meat his fate in a punishment.

The Jokers play unprofessional actors in a fake commercial then make wild assumptions about other mallgoers; one Joker breaks and is tasked with becoming the strictest security guard imaginable in his punishment.

A backstage pass to classic episodes of.

Four teenage boys enter a pact to lose their virginity by prom night.

To head off political embarrassment, the aide (David Spade) of a gubernatorial candidate (Tim Matheson) shepherds his boss's uncouth brother (Chris Farley).

Four teenage boys enter a pact to lose their virginity by prom night.

When an earthquake hits, Claire gets stuck in the bathroom with the plumber; Manny experiences an existential crisis while out with Jay; Mitchell and Cameron use the quake as an excuse to get out of a party thrown by a friend (Nathan Lane).

Claire and Mitchell try to spare their significant others from embarrassment; Haley tries to teach Alex how to be cool.

Sheldon attempts to build a nuclear reactor; a university cocktail party gets heated when Dr. Sturgis' colleague flirts with Meemaw; Georgie is heartbroken when he learns Veronica has a boyfriend.

Sheldon uses his new friendship with the school bully to boss Georgie around; Missy steals Meemaw's makeup for picture day.

Sheldon and Dr. Sturgis have their first fight when Dr. Sturgis marks an answer wrong on Sheldon's test; Mary takes over for Pastor Jeff when he's out sick.

Things spiral out of control when Sheldon boycotts his favorite bread company; Georgie offers Veronica a shoulder to cry on when she's dumped by her boyfriend.

Inspired by his hero, Albert Einstein, Sheldon tries his hand at the violin; Mary and Meemaw secretly buy a pregnancy test when Mary thinks she's pregnant.

Sheldon moves in with Dr. Sturgis for the weekend to see what his life will be like in college; a lonely Mary tries to bond with the other Coopers during Sheldon's absence.

Rachel crosses swords with her temporary replacement (Dermot Mulroney) at the shop; Phoebe wreaks havoc on the set of Joey's soap opera.

Monica invites Rachel's workplace rival (Dermot Mulroney) to her birthday party; Joey flirts with Emma's new nanny (Melissa George); Phoebe and Mike (Paul Rudd) take care of a litter of rats.

Monica exults in the applause she receives on karaoke night, unaware that the cheering audience can see through her blouse.

Joey and Phoebe conspire to send Rachel and Ross on disastrous blind dates.

Joey stumbles upon a way to impress a famous actor (Jeff Goldblum) during an audition; Ross learns the identity of a long-ago mugger; Chandler accepts an internship at a shoe company.

Both Monica and Chandler secretly approach Joey for a loan; Phoebe invites Mike (Paul Rudd) to move in with her; Rachel baby-proofs the apartment.

Ross and Chandler trade barbed insults on their alma mater's Web site; Phoebe's resolve not to call ex-boyfriend Mike (Paul Rudd) weakens.

The gang buys scads of lottery tickets for the multimillion-dollar jackpot; Rachel suspects baby Emma is on the verge of saying her first word.

Rachel's visit to a soap opera set inspires her to dream about Joey; Chandler takes Ross on a weekend getaway after Monica cannot take time off from work.

Ross invites an attractive paleontologist (Aisha Tyler) to a rooftop.

Monica and Chandler run into an old acquaintance when they secretly go to a fertility clinic; Ross helps Joey woo the same professor (Aisha Tyler) he wants to date.

Monica and Chandler interview unsuspecting candidates, hoping to find the right man to father their baby.

The gang heads to Barbados for a paleontology convention where Ross is the keynote speaker; David (Hank Azaria) prepares to propose to Phoebe, but ex-boyfriend Mike (Paul Rudd) is not yet out of the picture.

Sheldon has a song stuck in his head; despite their awkward date, Amy asks Dave over for dinner; Koothrappali and Wolowitz are obsessed with a fan of their band.

After dating for more than five years, Amy and Sheldon spend the night together for the first time; Leonard, Wolowitz, and Koothrappali must decide what to do with an extra movie ticket.

Leonard agrees to meet with a psychiatrist (Jane Kaczmarek) on Penny's behalf; Sheldon and Koothrappali work together on an astronomical discovery; Wolowitz and Bernadette struggle with their feelings when Stuart moves out.

After dealing with Sheldon while he was sick, Leonard, Penny and the gang attempt to treat themselves to a Sheldon-free weekend.

Sheldon's excitement about his Meemaw's visit fades when she butts heads with Amy; Raj questions his relationship with Emily after meeting someone new.

Amy and Sheldon host a Valentine's Day edition of Fun With Flags; Penny and Leonard wrestle with getting older; Howard and Bernadette make a discovery in their hot tub; Raj is torn between Emily and another woman.

The gang celebrates news of Bernadette's pregnancy by singing karaoke; Wolowitz's reaction to the pregnancy announcement worries Bernadette; Wolowitz believes he needs to make more money to support his growing family.

Black Manta wields the power of the mythic Black Trident to unleash an ancient and malevolent force. Hoping to end his reign of terror, Aquaman forges an unlikely alliance with his brother to protect their kingdom and save the world from destruction.

Aquaman must retrieve the legendary Trident of Atlan to save the underwater city of Atlantis -- and the surface world -- from his power-hungry brother.

Aquaman must retrieve the legendary Trident of Atlan to save the underwater city of Atlantis -- and the surface world -- from his power-hungry brother.

Hunted by the warrior Sub-Zero, MMA fighter Cole Young finds sanctuary at the temple of Lord Raiden. Training with experienced fighters and a rogue mercenary, Cole prepares to stand with Earth's greatest champions to battle the enemies from Outworld.

Hunted by the warrior Sub-Zero, MMA fighter Cole Young finds sanctuary at the temple of Lord Raiden. Training with experienced fighters and a rogue mercenary, Cole prepares to stand with Earth's greatest champions to battle the enemies from Outworld.

Isolated, bullied and disregarded by society, failed comedian Arthur Fleck begins a slow descent into madness as he transforms into the criminal mastermind known as the Joker.

Isolated, bullied and disregarded by society, failed comedian Arthur Fleck begins a slow descent into madness as he transforms into the criminal mastermind known as the Joker.

The Jokers play unprofessional actors in a fake commercial then make wild assumptions about other mallgoers; one Joker breaks and is tasked with becoming the strictest security guard imaginable in his punishment.

Attention shoppers; the Jokers make mischief by taking unflattering pictures of grocery store patrons, then posing as horrible employees at the Yeti store; tonight's loser must meat his fate in a punishment.

Claire and Haley are stuck at home sick; the taunting of a chirping smoke detector has Phil preoccupied; Gloria and Manny's surprise visit at Jay's work leads to headaches for him; Cameron takes Lily for a commercial.

Manny experiences a minicrisis over getting older; Phil and Claire engage in a car race on the way to a restaurant; Mitch and Cam go to the mall to pick up a gift for Manny's birthday.

Cameron's mother (Celia Weston) makes Mitchell uncomfortable; Haley breaks up with Dylan.

Luke and Manny have their first school dance; Jay and Phil take Luke and Manny on a mall run that becomes quite stressful; Mitch and Cam learn that Lily is biting other kids on the playground.

The gang heads to Barbados for a paleontology convention where Ross is the keynote speaker; David (Hank Azaria) prepares to propose to Phoebe, but ex-boyfriend Mike (Paul Rudd) is not yet out of the picture.

In Barbados, Monica, Chandler and Phoebe eavesdrop on their friends' passionate encounters; Monica styles her hair to look like a blowfish; Phoebe and Mike rekindle their romance.

Ross drinks too much alcohol at dinner with Rachel, Joey and Charlie; Frank Jr. (Giovanni Ribisi) cannot cope with his precocious triplets.

Rachel and Joey nervously anticipate their first real date; Monica and Phoebe try to avoid an obnoxious friend (Jennifer Coolidge) with a fake British accent; Ross emerges from a tanning booth with a two-toned appearance.

Rachel gets Monica and Chandler to delay their trip to Vermont for Emma's first birthday bash.

Rachel feels like her younger sister, Amy, is finally on the verge of making a major change in her attitude; in order to help Amy become a more responsible person, Rachel overrides Ross' strong protests and allows Amy to baby-sit Emma.

When Ross interviews with Charlie's ex-boyfriend (Greg Kinnear) for a prized grant, the doctor makes a shocking stipulation; Chandler lies about watching Joey's bizarre audition tape.

Hunted by the warrior Sub-Zero, MMA fighter Cole Young finds sanctuary at the temple of Lord Raiden. Training with experienced fighters and a rogue mercenary, Cole prepares to stand with Earth's greatest champions to battle the enemies from Outworld.

Aquaman must retrieve the legendary Trident of Atlan to save the underwater city of Atlantis -- and the surface world -- from his power-hungry brother.

Bestowed with the almighty powers of the gods, Black Adam's unique form of justice, born out of rage, is challenged by modern-day heroes who form the Justice Society: Hawkman, Dr. Fate, Atom Smasher and Cyclone.

Though struggling with the ramifications of his extraordinary origin and abilities, young Clark Kent (Henry Cavill) must become a hero and save those he loves from a dire threat.

Bestowed with the almighty powers of the gods, Black Adam's unique form of justice, born out of rage, is challenged by modern-day heroes who form the Justice Society: Hawkman, Dr. Fate, Atom Smasher and Cyclone.

Though struggling with the ramifications of his extraordinary origin and abilities, young Clark Kent (Henry Cavill) must become a hero and save those he loves from a dire threat.

Claire intends to stop a car that speeds through the neighborhood; Phil deals with a difficult client; Jay teaches Manny to ride a bike; Mitchell and Cameron meet a charming neighbor.

Alex's dedication to learning makes Claire and Phil question themselves; Gloria tries to make new friends; Mitch runs into an ex-girlfriend while out with Cam.

Claire and Phil find themselves in a compromising position when the kids try to surprise them with breakfast in bed; an e-mail mars Jay and Gloria's Vegas vacation; Mitch and Cam try to get a hookup at a hot new restaurant.

Monica and Chandler fuss over their apartment as they expect a visit from the adoption worker, Laura; Phoebe and Mike opt for a small wedding and donate the extra money to a children's charity.

Monica prepares a Thanksgiving feast for the gang, then becomes enraged when everyone shows up late; Phoebe convinces Rachel to enter Emma in a baby beauty contest.

A prospective birth mother (Anna Faris) labors under a misconception about Monica and Chandler's respective occupations.

A resourceful teen takes her younger sister's place in a brutal contest in which youths from each of 12 districts fight to the death on live television.

After their unprecedented victory in the 74th Hunger Games, Katniss Everdeen and Peeta Mellark embark on a Victors Tour. Katniss senses rebellion is stirring, but a cruel change in the upcoming 75th Hunger Games may change Panem forever.

After shattering the games forever, Katniss (Jennifer Lawrence) finds herself in District 13, fighting to save Peeta (Josh Hutcherson) and a nation moved by her courage.

Katniss faces mortal traps, deadly enemies and moral choices when she and her closest friends leave District 13 to assassinate President Snow and liberate the citizens of war-torn Panem.

For the first time in nine years, the gang celebrates Sheldon's birthday -- surprising him with a special guest.

Leonard, Sheldon and Wolowitz file for a patent on their new invention; Penny, Amy and Bernadette give dating advice to Koothrappali after his breakup with Emily.

Sheldon makes a surprise revelation when Amy buys him a new laptop; Leonard and Wolowitz get sold out by Koothrappali after lying to their wives to attend a movie screening.

Sheldon shares a secret about Leonard when the two go on a weekend trip with Penny and Amy; Koothrappali goes all out with pregnancy gifts.

During a group get-together, a minor argument between Sheldon and Leonard turns into a heated debate, leaving the rest of the gang to choose sides.

The gang runs into Penny's old boyfriend while out at a wine bar; Bernadette spends an evening with Sheldon; Koothrappali's introduction of his new girlfriend doesn't go as planned.

Sheldon wants to go to a movie screening, so he pays Stuart to spend the day with Amy; Penny has a difficult time connecting with Leonard's visiting mother.

Leonard's recently divorced parents and Sheldon's devoutly religious mother visit; when they are contacted about their guidance system, Wolowitz and Koothrappali think the government is after them.

The group struggles through an awkward morning after Sheldon's mother and Leonard's father spend an evening together; Penny's family arrives.

Wolowitz has a meeting with Colonel Williams, a representative from the Air Force Department of Material Command.

Sheldon tries to stay awake with an energy drink as the gang races to finish its government project on time; Penny and Amy attend a gathering at Bert the Geologist's house; Koothrappali learns Bernadette's true feeling about her pregnancy.

A resourceful teen takes her younger sister's place in a brutal contest in which youths from each of 12 districts fight to the death on live television.

After their unprecedented victory in the 74th Hunger Games, Katniss Everdeen and Peeta Mellark embark on a Victors Tour. Katniss senses rebellion is stirring, but a cruel change in the upcoming 75th Hunger Games may change Panem forever.

In a school play, Romeo Steve anticipates kissing Juliet Laura.

When Steve begins sleepwalking, he visits a hypnotherapist who takes him on a journey through his subconscious mind.

The Coopers help Pastor Jeff through a rough patch in his marriage; Sheldon pressures church members for donations when Mary takes him to work for a day.

After Dr. Sturgis experiences a nervous breakdown, Mary worries Sheldon is headed down a similar path; Georgie discovers he has a knack for sales.

Without Dr. Sturgis' university class, Sheldon must find a new way to stay academically challenged; Mary helps Pastor Jeff avoid temptation with his girlfriend.

Sheldon takes matters into his own hands when Meemaw refuses to drive him to a lecture; Georgie tries to impress Veronica with his new business venture.

Sheldon is forced to take a break from science when his new obsession with "The Lord of the Rings" leads to an unhealthy habit; Missy asks George Sr. to teach her how to play catch.

After being released from the mental hospital, Dr. Sturgis unexpectedly breaks up with Meemaw.

Monica begins to feel the heat when she prepares dinner for her parents (Elliott Gould, Christina Pickles).

When Carol gives birth, Ross and Susan almost miss the event; Joey befriends an unmarried pregnant woman.

Phoebe's brother (Giovanni Ribisi) asks her to carry a baby for him and his wife; Chandler gets lessons in love; Joey finds himself in a class struggle.

Phoebe undergoes an embryo implant procedure to become a surrogate mother for her brother (Giovanni Ribisi) and his wife (Debra Jo Rupp); Monica and Rachel wager their apartment in a trivia game against Chandler and Joey.

Phoebe prepares to give birth, but the doctor makes her nervous; Joey gets admitted in great pain; Monica plans a date with a male nurse to spite Chandler.

The reception following Monica and Chandler's wedding is almost upstaged by the news that a member of the group might be pregnant.

Monica prepares a memorable St. Valentine's Day for Chandler with sexy lingerie and X-rated entertainment.

During her baby shower, Rachel realizes she is unprepared to be a mother and accepts her mother's (Marlo Thomas) offer to move in to help with the child.

Rachel goes into labor, enduring endless pain while anxious Ross hovers nearby and her waiting friends wreak havoc in the hospital.

After Rachel gives birth to her baby, she must confront relationship issues around her.

Chandler and Joey find a videotape while checking out Richard's apartment; Ross sings Emma an off-color lullaby.

Monica and Chandler run into an old acquaintance when they secretly go to a fertility clinic; Ross helps Joey woo the same professor (Aisha Tyler) he wants to date.

The six friends prepare to say goodbye and embark on the next chapters of their lives; momentous events and last-minute surprises.

The six friends prepare to say goodbye and embark on the next chapters of their lives; momentous events and last-minute surprises.

After her apartment floods, Amy suggests that she and Sheldon move in together; Koothrappali finds out the gender of Howard and Bernadette's baby before they do.

Things do not run smoothly when Amy moves in with Sheldon, and Leonard and Penny have to intervene; Howard and Bernadette find unexpected guests at their house when they decide to cancel their vacation plans.

Penny learns there are fans of her performance in "Serial Ape-ist" when she and Leonard attend a Comic Con event; Amy hosts a brunch at Penny's apartment; Wolowitz makes an impulsive purchase.

Amy lies about repairs being made to her apartment so she can continue living with Sheldon; Leonard lets Penny decorate Sheldon's old room.

Sheldon is determined to convince Amy they should procreate; Koothrappali is reluctant to tell the gang what the new woman he's dating does for a living.

Sheldon gets jealous when a co-worker wins an award; Wolowitz finds an old remote control Stephen Hawking action figure that he made.

Sheldon and Leonard disagree about how to divide their shared belongings; Koothrappali and Stuart fight to be the most helpful to Bernadette during her final weeks of pregnancy.

While Howard and Bernadette welcome their new baby into the world, Amy celebrates her own birthday with Sheldon.

Sheldon and Amy visit Penny and Leonard after the holidays and tell them about their terrible trip to Texas.

Penny thinks Leonard is taking her for granted and decides to go on a spa weekend with Amy; Wolowitz and Koothrappali try to fix a squeaky floorboard in the baby's room.

Sheldon tests an MIT invention after hearing it can help him read people's emotions; Leonard finds out Penny's brother is coming to town; Raj asks his ex-girlfriends to give him dating advice.

Leonard and Wolowitz try to distract Sheldon when he slows the progress of their guidance system; Raj and Stuart look after baby Halley while Penny and Amy take Bernadette for a night out.

The Jokers play unprofessional actors in a fake commercial then make wild assumptions about other mallgoers; one Joker breaks and is tasked with becoming the strictest security guard imaginable in his punishment.

Attention shoppers; the Jokers make mischief by taking unflattering pictures of grocery store patrons, then posing as horrible employees at the Yeti store; tonight's loser must meat his fate in a punishment.

When Stan decides that Snot isn't cool enough to be Steve's best friend, he tries to separate them by staging a shooting at an ice cream parlor.

When Steve's baby sitter is unavailable, Stan and Francine decide to leave him with Hayley; Steve sneaks out to a party to prove he's not a goody-goody.

A talk show reveals that Francine was the toddler who, famously, was rescued from a well by a firefighter; Francine makes a discovery when she falls down the well on the anniversary of her rescue; Stan and Roger come up with a business idea.

The Smiths get drunk at Roger's Mardi Gras party and make a pact with Bullock; Roger tries to find the person who left a pastie in the attic.

Francine regrets deciding to teach Roger the value of hard work; Steve interviews Stan for a school project.

When Francine invites Stan's father to a party, a dark secret about the Smith family's past is revealed.

Roger announces that Max Jets, a character who showers the Smith family with money, is making a return; a gold-digging waitress romances Max and threatens the family's inheritance.

Roger pretends to be Jeff's imaginary friend so he can roam around the house without a disguise; when Jeff realizes Roger is an alien, Stan issues an ultimatum -- either Roger or Jeff must be killed; Steve becomes insecure about his body.

Steve learns Laura is dating a lady-killer with amorous intentions.

Laura runs for student council president with Steve's help; Harriette becomes the neighborhood watch person.

Steve hires singer Johnny Gill to serenade Laura; Carl and Harriette take a second honeymoon.

Waldo dates Laura after getting an ego-boost from Urkel.

Steve succeeds in alienating the entire family when he becomes a guest in the Winslow home.

Steve, Waldo and Eddie appear on a television dating show; Carl's birthday attracts little attention from the family.

A church carnival leads Missy to try out for the baseball team; Meemaw struggles after her breakup with Dr. Sturgis.

Sheldon starts an internet flame war; Missy stands up to the boys on her baseball team; Meemaw is unhappy when George Sr. spends time with her new boyfriend.

The University makes George Sr. a lucrative job offer in hopes of recruiting Sheldon; Georgie gets a job working for Meemaw's new boyfriend; Mary is determined to rid her home of greed.

Mary gets Pastor Jeff involved when Sheldon isn't invited to Billy's birthday party; George Sr. has male bonding time with Dr. Sturgis.

Sheldon fakes being sick to avoid a swim test at school; Dr. Sturgis spies on Meemaw's new boyfriend.

George Sr. and Meemaw struggle to manage the Cooper household; Mary plans Pastor Jeff's wedding.

Monica's high-school friend visits after leaving her fiance at the altar.

Monica begins to feel the heat when she prepares dinner for her parents (Elliott Gould, Christina Pickles).

Monica finds it difficult to break up with her latest boyfriend (Geoffrey Lower), whom everyone likes; Chandler starts smoking again; Phoebe receives a large sum of money.

While the men attend a hockey game and end up at a hospital, the women spy on President Clinton's top aide, George Stephanopoulos, who lives across the street.

Chandler and Phoebe plan to dump dates on the same night at the same coffee house.

An agent (June Gable) offers Joey a movie role as Al Pacino's naked body double; Chandler dates a liberal woman (Sofia Milos).

Chandler finds himself trapped in an ATM vestibule with model Jill Goodacre during a city-wide power failure.

Monica and Ross share their feelings about death and their grandmother.

Monica and Ross cook Thanksgiving dinner for themselves, but everyone else shows up.

The friends renege on a promise not to bring dates to their New Year's Eve party.

Chandler learns details about his mother's (Morgan Fairchild) life when she appears on national television.

Rachel's Italian boyfriend tries to seduce Phoebe; Rachel accidentally reveals a secret to Ross; Monica's aunt refuses to take the lasagnas she ordered.

Phoebe's psychiatrist boyfriend (Fisher Stevens) annoys her friends with his analyses of their lives.

It's Valentine's Day and, out on his first date in nine years, Ross meets up with his ex-wife. Meanwhile, Monica, Phoebe and Rachel rebel against the spirit of the day by burning mementos of past relationships.

Sheldon and Amy have their first fight since moving in together; Koothrappali is shocked at the realities of financial independence when he stops receiving support from his father.

Cut off from his father's fortune, Koothrappali appoints Sheldon to help him get out of debt; Penny considers joining Leonard at Comic-Con.

Leonard and Penny offer Sheldon's old room to Raj after he moves out of his apartment.

Leonard, Penny and Raj settle into their new living arrangement; Sheldon expresses interest in Amy's work.

Sheldon pushes himself to the limit when he collaborates on projects with Leonard and Wolowitz as well as Amy on the same day; Bernadette nears the end of her maternity leave and must return to work.

Major League Baseball pregame analysis.

From Daikin Park in Houston.

Major League Baseball postgame interviews, analysis and highlights.

Claire thinks Phil's new business partner (Greg Kinnear) is blatantly inappropriate, but Phil doesn't notice; while their house is being fumigated, Cameron and Mitchell stay with Jay and Gloria.

After selling a house to Mitch and Cameron's friends, Claire and Phil plan a celebratory dinner; overindulging in drinks leads to over sharing.

Mitchell ruins one of Jay's proudest moments; Phil overhears something about one of his daughters; Gloria accidentally discovers Claire's secret.

Mitchell feels pressured to make Cameron's birthday extra special; Jay's manliness comes into question; the girls interfere with Phil's leap day plans.

Cameron runs into his estranged ex-clown partner (Bobby Cannavale); another real estate agent (Ellen Barkin) snags a listing that Phil was trying to land; Jay and Gloria are suspicious when Manny makes a new friend.

On Election Day, the family does some last-minute campaigning for Claire; Claire experiences technical difficulties during interviews.

Claire tries to help Luke cope with the death of a neighbor; Phil and Alex spend some time together; Haley throws a party without permission; Cameron's father visits.

Phil buys a car without consulting Claire; Jay is on a mission to get to his high-school reunion with Gloria and Manny; Lily loses her favorite toy on a train.

When the family travels to Disneyland, Phil struggles to keep up with Luke; Claire is stunned when they run into Dylan; Cam and Mitch must curb Lily's new penchant for running.

Gloria and Jay bicker while trying to order lunch at a diner; Claire and Cam have different theories on how to discipline kids; Luke accepts an award under false pretenses.

While Gloria helps Cam and Mitch pursue an adoption opportunity, Jay and Manny baby-sit Lily; Alex attends her first prom; Haley makes a shocking announcement about her plans for the future.

Phil takes Jay on an unconventional fishing trip; Gloria wonders how to break the news about her pregnancy; Dylan temporarily moves in with the Dunphys; Cam and Mitch think about adopting a cat.

A short story comes to life when Steve writes about Johnny Danger and a plot to silence Laura's aunt before she talks.

Steve and Carl appear in a television grudge match to settle a disagreement.

Steve glues himself to Laura and ruins her date with a hunk; Carl buys Eddie a used car.

Sheldon learns to listen when an emotional Paige struggles with her parents' divorce; George Sr. is furious when Georgie tries to buy his way out of chores.

George Sr. and Georgie go camping with Meemaw's new boyfriend, but things get complicated when her ex-boyfriend tags along; Sheldon and Missy invent a game.

Sheldon and Georgie mine for platinum in roadside gravel; Mary is concerned when Missy misuses religion to help with a batting slump.

Meemaw meets Dale's ex-wife, June; Sheldon is forced to work on a group project with reluctant college students.

Sheldon visits the California Institute of Technology for the very first time; Georgie is furious when Mary listens in on a phone call with his girlfriend; Meemaw tries to cheer up a jealous Missy.

Dr. Sturgis is furious when Sheldon accuses him of plagiarism; Mary sets out to find a girl trophy for Missy's end-of-season baseball ceremony; Georgie has an awkward run-in with Veronica while on a date with his new girlfriend, Jana.

A "high-spirited" restaurant owner wolfs down the gourmet meal Monica created as part of a job interview.

Joey asks Phoebe's sister (Lisa Kudrow in a dual role) on a date; Ross takes Lamaze classes with Carol (Jane Sibbett) and Susan (Jessica Hecht).

Monica takes Rachel to the hospital; Ross asks his dad (Elliott Gould) for advice on becoming a father.

When the girls lose money to the guys in a poker match they seek out Monica's Aunt Iris, a famous card player, for lessons and then demand a rematch.

Rachel accidentally lets Ross' pet monkey escape, and the friends form a search party; she is then horrified to learn that her former best friend is engaged to her ex-fiance.

Rachel is asked to be the maid of honor in her ex-fiance's (Mitchell Whitfield) wedding.

Monica, Rachel and Phoebe go on a covert operation to track down the woman who stole Monica's credit card.

Monica's new boyfriend (Stan Kirsch) exposes his own secret after she admits her true age.

When Carol gives birth, Ross and Susan almost miss the event; Joey befriends an unmarried pregnant woman.

Rachel discovers Ross' feelings for her when he goes out of town on a business trip.

Rachel decides to look up her former boyfriend (Cosimo Fusco) when she is distraught over Ross' new girlfriend (Lauren Tom).

While tending his son, Ross expresses his displeasure when Phoebe tastes Carol's breast milk to check the temperature.

Monica and Rachel's grumpy downstairs neighbor (Larry Hankin) dies and leaves all his belongings to the girls.

Sheldon pushes himself to the limit when he collaborates on projects with Leonard and Wolowitz as well as Amy on the same day; Bernadette nears the end of her maternity leave and must return to work.

Howard and Bernadette struggle to leave Halley in day care; Bert introduces the gang to his new girlfriend, Rebecca.

Leonard is less than thrilled when Penny considers accepting a job offer from Zack, her ex-boyfriend.

After celebrating the completion of the top-secret Air Force project, Leonard, Sheldon and Wolowitz get an unwelcome surprise; Amy receives an offer for a summer position as a visiting researcher.

The gang is concerned when Sheldon's former admirer, Dr. Ramona Nowitzki, resurfaces while Amy is away at Princeton.

Amy answers Sheldon's marriage proposal; Howard and Bernadette struggle with unexpected news.

Leonard's job is at stake after he gives an embarrassing radio interview; Amy and Bernadette bond over having to hide their success from Sheldon and Howard.

All Elite Wrestling continues to inject new spirit, freshness and energy into mainstream wrestling featuring a world-class roster of diverse male and female wrestlers.

The Jokers play unprofessional actors in a fake commercial then make wild assumptions about other mallgoers; one Joker breaks and is tasked with becoming the strictest security guard imaginable in his punishment.

Attention shoppers; the Jokers make mischief by taking unflattering pictures of grocery store patrons, then posing as horrible employees at the Yeti store; tonight's loser must meat his fate in a punishment.

Phil can't accept that Luke wants to quit magic; Gloria's snoring keeps Jay and Manny awake; Mitch and Cam struggle to deal with their reversed role.

Claire must rein in her enthusiasm for Halloween and keep her celebration kid-friendly; Phil decides to hold an open house on Halloween; Mitch and Cam have a costume party; Gloria's hormones make her more quick-tempered than usual.

Jay and Gloria host a yard sale to help with a school fundraiser; Mitch and Cam vet Alex's new friend; Manny finds a trunk full of secrets.

Cameron watches Alex and Luke while Phil, Claire and Mitchell deal with Haley's arrest; Jay tries to cut short a surprise visit from ex-wife Dede (Shelley Long), so she doesn't learn about Gloria's pregnancy.

When Claire, Manny and Luke go to Alex's academic decathlon for the weekend, Phil throws a guys' night at home; Manny and Luke crash bar mitzvahs looking for a girl; Cam and Mitchell get Jay and Gloria a surprise baby gift.

Mitch and Cam try to save an old tree in the park; Jay takes Manny to a kid's Olympics-themed birthday party; Gloria and Claire have an eventful shopping trip.

When Manny and Luke's Little League team makes it to the playoffs, Claire and Cameron search for a field to use; Gloria uses a microphone to sing to the baby.

Jay and the family plan to celebrate New Year's together at a hotel in Palm Springs, but the hotel doesn't meet their expectations; Alex and Haley are faced with challenges as they try to watch the kids back at home.

Gloria and Jay try to make Manny's 14th birthday extra special by planning a surprise party; Haley starts hanging out with a much older guy.

When Gloria's mother and sister visit, they bring traditions, baby names and family baggage; Phil helps the kids with their problems; Mitchell and Cameron try to correct Lily's bad habits.

When the lead in the school's production of "Phantom of the Opera" gets sick, Manny is willing to do anything to land the lead; Phil and Jay wind up in a golf-off with Mitch and Pepper; Gloria and Alex visit a psychic.

Claire and Phil's Valentine's Day romp ends with Claire in the hospital; Jay and Gloria's attempts at romance are interrupted by the kids; after hosting a wild party, Cam and Mitch are left with hangovers and a new housemate.

Carl meets Harriette's new piano teacher; Steve is unable to escort homecoming queen candidate Laura to the school dance.

Student driver Urkel enlists Carl as teacher; it is very dangerous to Carl's health.

Steve hears a lie about Laura from the guys at school; he decides to silence the rumor at any cost.

Carl (Reginald VelJohnson) and Steve share a hospital room.

When George Sr. accidentally lands the school librarian in the hospital, the Cooper family must nurse her back to health; Meemaw gives Georgie relationship advice.

When Sheldon learns the house next door is for sale, he takes it upon himself to find the perfect neighbors; Missy is torn when she's forced to pitch against her boyfriend at a baseball game.

Sheldon has a scientific breakthrough at the dentist's office; Dale and Meemaw go to the casino; Georgie makes a big mistake when Dale leaves him in charge of the store.

Sheldon discovers that Mary's been keeping a secret about him; Meemaw is furious when she learns Dale fired Georgie.

After graduating high school, Sheldon has a breakdown when he realizes he may not be ready for college; Dale tries to make amends with Meemaw.

Sheldon gets a summer job at the local train museum; Missy embarks on a new stage of womanhood; Georgie discovers Mary's guilty pleasure.

The group is amazed when Phoebe marries a Canadian ice dancer (Steve Zahn) to help him get his green card.

The group's plans of throwing a birthday party are marred when money becomes an issue; Chandler sets a woman up to get a date with her, but a case of mistaken identities means that he discovers what she really thought of him.

Joey and Chandler decide to baby-sit and use Ben as a way to pick up women; Phoebe loses her job singing at Central Perk.

A drunken Rachel leaves a phone message for Ross that may change their relationship; Chandler regrets asking Monica to help him lose weight.

Rachel sees Ross' list comparing her pros and cons to Julie's (Lauren Tom).

Phoebe, hoping for a Christmas family reunion, travels to upstate New York in search of her biological father.

After deciding to give up acting, Joey is offered a role in a soap opera; Rachel dates a guy named Russ, who is amazingly similar to Ross.

Ross helps put Carol and Susan's wedding plans back on track; Rachel's mother announces shocking new plans.

Joey starts dating a fan (Brooke Shields) who is gorgeous, but soon discovers that she's also crazy; Ross is reminded how much he misses his pet monkey and travels to the San Diego Zoo to find out what has happened to him.

Ross (David Schwimmer) catches up with Marcel on the set of a movie starring Jean-Claude Van Damme; Chandler gets a date with a girl he liked in fourth grade.

Monica's parents drop off some childhood keepsakes including her prom video.

Ross and Rachel finally sleep together; Monica becomes infatuated with one of her parents' friends for whom she caters a party.

Monica's parents find out about her middle-aged boyfriend; Chandler and Joey argue and it could mean the end of their living arrangement.

As Sheldon stresses about picking a wedding date, Amy tries to convince him he has a more laid-back side; Koothrappali and Stuart compete to win the heart of Bernadette's new co-worker.

Wolowitz and Sheldon bond over having disappointing fathers; Leonard is disturbed when his mother finds a new best friend in Penny.

Sheldon auditions for the role of the new Professor Proton; Penny takes care of Halley when Bernadette and Wolowitz need bed rest.

Sheldon tries to keep his collaboration with Bert a secret; Penny and Bernadette coach Koothrappali on navigating his relationship with Ruchi.

Leonard and Wolowitz are furious when they learn Sheldon worked with the military behind their backs; Bernadette suspects Ruchi is trying to steal her job.

Sheldon tries to teach the guys a lesson after they cut him out of a potentially valuable investment; a seven-year-old video reveals a secret about Leonard and Penny's relationship.

Sheldon plans an authentic "Little House on the Prairie" dinner for Amy's birthday; Leonard receives a Christmas letter from his brother.

Sheldon and Amy subject their friends to a series of secret experiments to discover which two would be most qualified to be the best man and the maid of honor at their wedding; Penny reveals her true feelings about Amy.

Sheldon kicks Amy out to work solo; Amy and Leonard bond during a series of science experiments; Bert replaces Wolowitz in the band; Sheldon finds Penny a surprising source of scientific inspiration.

Koothrappali learns the woman he's dating has a very upset husband; Sheldon rents his old room for a quiet place to work.

Sheldon petitions Wil Wheaton to appear on the new "Professor Proton" show, but Wil offers a role to Amy instead; Penny gets angry when she thinks the female protagonist in Leonard's novel is based on her.

The Jokers pretend to be medical students in training with standardized patient actors, then play the hero and break up a public fight, hoping to earn applause; one Joker has to put his hips where his mouth is and settle a bet of his own making.

The Jokers play unprofessional actors in a fake commercial then make wild assumptions about other mallgoers; one Joker breaks and is tasked with becoming the strictest security guard imaginable in his punishment.

The Jokers pretend to be medical students in training with standardized patient actors, then play the hero and break up a public fight, hoping to earn applause; one Joker has to put his hips where his mouth is and settle a bet of his own making.

The Jokers are breaking and entering a home for a commercial where they showcase their wackiest and over the top performances; to top it off, one loser will be trolling his way through the Liberty Science Center's Touch Tunnel!

Five highly competitive friends hit the ground running for their yearly, no-holds-barred game of tag -- risking their necks, their jobs and their relationships to take one another down.

Following in his father's footsteps, Rusty Griswold takes his wife and two sons on a cross-country road trip to America's favorite fun park, Walley World.

Five highly competitive friends hit the ground running for their yearly, no-holds-barred game of tag -- risking their necks, their jobs and their relationships to take one another down.

Mitch and Cam's friend Sal announces she's getting married the next day and they are in the wedding; Gloria doesn't trust her new nanny; Claire bonds with Haley; Phil helps Luke with a girl.

Claire and Cam bring in a third party (Wendi McLendon-Covey) when they reach an impasse on a landscaping decision; Phil teaches basic fix-it skills to the kids; Mitch helps Lily with a bully.

With college in sight, Sheldon is determined to ride his bike without training wheels; Mary and George Sr. argue over parenting styles.

Sheldon finds himself in a fierce competition with Paige when their mothers force them to attend Vacation Bible School; George is furious after Georgie makes a questionable purchase.

Dale and Meemaw work out relationship issues while playing Dungeons and Dragons with Sheldon and Missy; Mary and George take a trip with coach Wilkins and his wife; Georgie's girlfriend thinks she's pregnant.

College orientation does not go as Sheldon planned; Mary is invited to a party when she's mistaken for a university student; George Sr. helps Pastor Jeff set up a children's nursery.

Sheldon's first day of college is derailed by his new philosophy teacher, professor Ericson; Mary and Brenda live vicariously through Missy's first day of middle school.

Meemaw takes matters into her own hands when Sheldon's philosophy teacher sends him into a tailspin; George Sr. learns Georgie has been cutting class.

Joey wants to move back in with Chandler, but there's a new problem; Phoebe tapes a rock video; Ross upsets Monica.

Monica and Richard experience the same romantic problems as Rachel and Ross; Joey's ill-advised comments to a fan magazine threaten his acting career.

Chandler wants his annoying new roommate (Adam Goldberg) to move out; Joey is facing some exorbitant bills; the girls learn from a book about personal empowerment.

Monica's boyfriend proves to be the life of the party when he attends a basketball game with Chandler and Joey.

Two bullies (Peter DeLuise, Nicky Katt) banish Ross and Chandler from Central Perk; Monica plays the stock market.

Rachel's separated parents (Marlo Thomas, Ron Leibman) unexpectedly attend her surprise birthday party.

Phoebe's romantic meeting with an old friend (Charlie Sheen) is stalled by a case of the chickenpox; Ben celebrates his first birthday; Monica frets about her relationship with Richard (Tom Selleck).

When ex-fiance Barry and Mindy's wedding day arrives, bridesmaid Rachel has flashbacks of her own failed wedding day.

Monica is distraught after her break-up with Richard; Chandler and Janice begin seeing each other again; Ross tells Rachel and Chandler about his "Princess Leia" fantasy.

In a race against the clock, Ross tries to get the gang dressed and ready for a black-tie benefit at the museum.

Phoebe dates a man who thinks he's stalking her twin sister, Ursula; Ross and Rachel give Chandler "boyfriend" lessons.

Ross panics when he sees his son with a Barbie doll; Chandler's fear of commitment surfaces in his relationship with Janice.

Phoebe offers to buy Frank Jr. (Giovanni Ribisi) a massage; Joey tries to build an entertainment center.

Sheldon and Koothrappali confide in Bernadette when they can't handle Amy and Wolowitz working together; Penny and Leonard learn a secret from an unlikely source about dealing with Sheldon.

Sheldon and Amy try to use math to eliminate wedding planning stress; Koothrappali "breaks up" with Wolowitz after realizing he is hurting his confidence.

When Bernadette won't go into labor, her friends try different tactics to get things started; Wolowitz confronts Bernadette after Amy accidentally reveals she's already chosen their son's name.

Leonard jumps through hoops to help secure the perfect wedding venue for Sheldon and Amy; Bernadette and Wolowitz have a hard time deciding who should stay at home with the kids and who should go back to work.

Penny gets the opportunity to host Bill Gates at work when his company wants to partner with hers; Leonard, Koothrappali and Wolowitz do everything in their power to meet him; Sheldon thinks he is the victim of a prank.

Leonard decides to run against Sheldon for president of the tenants association; Bernadette encourages Wolowitz and Koothrappali to find the owner of a drone after they find it in the backyard.

A brilliant but reclusive scientist, Doctor Wolcott, invites Sheldon to his cabin in the middle of nowhere; Penny and Bernadette improvise after Amy doesn't like the tame bachelorette party they planned for her.

Adonis has been thriving in both his career and family life, but when a childhood friend and former boxing prodigy resurfaces, the face-off is more than just a fight.

Under guidance from Rocky Balboa, boxing phenom Adonis Johnson prepares for a showdown against the son of Ivan Drago, the former Russian fighter who killed Apollo Creed in the ring.

A time-folding federal agent (Denzel Washington) falls in love with a New Orleans woman (Paula Patton) who is targeted to be murdered.