Teleshopping.

Cowboy Aerobics. Sheldon campaigns to become Dr. Linkletter's lab assistant. Georgie enlists the drama teacher, to help with a surprising business venture.

A Pager, A Club. Dr. Linkletter pushes Sheldon to make friends with his fellow students, and Georgie gets a pager.

A Box Of Treasure. Sheldon, Dr. Linkletter and Meemaw team up on a science experiment. Mary is jealous that Pastor Jeff and Brenda are spending so much time together.

The Geezer Bus And A New Model. Sheldon refuses to ride in a car after getting into an accident with Meemaw. Meemaw is forced to take the church shuttle.

Mitch's Son. When the IRS accuses Sheldon of making a mistake, he stops at nothing to prove them wrong. Meanwhile, Dale is forced to get a colonoscopy.

A Virus, Heartbreak. Sheldon faces consequences after installing a pirated computer game. Mary and Meemaw take Brenda out for Girls Night, and George watches Billy.

A Tire Convention. Georgie discovers that Jim's annual tire convention trip isn't what he says it is. Meanwhile, Mandy has doubts about the strength of her marriage.

A House Divided. Audrey and Mary go to war over CeeCee and Georgie, and Mandy can't help but take sides.

The Fermentation Bifurcation. Sheldon stays with Bernadette while the rest of the gang attends an event where they run into Penny's former boyfriend and meet Raj's girlfriend.

The Line Substitution Solution. Sheldon hires Stuart to spend the day with Amy. Meanwhile Leonard's mother visits, and Penny just can't seem to connect with her.

The Convergence Convergence. Leonard's recently divorced parents roll into town, as does Sheldon's holy-roller mother, and all hell breaks loose.

The Conjugal Conjecture. The gang deals with the awkward aftermath of an overnight liaison between Sheldon's mum and Leonard's dad. Penny's dysfunctional family is in town.

The Military Miniaturization. An Air Force bigwig approaches the guys about their revolutionary invention, and Bernadette is upset with Penny after she accidentally leaks a secret.

The Dependence Transcendence. Howard and Leonard are putting in late nights at work, Raj and a pregnant Bernadette spend a day together, and Penny and Amy take in a faculty party.

Cohabitation Experimentation. Sheldon and Amy decide to move in together. Meanwhile, Howard and Bernadette become upset when Raj learns the gender of their baby before they do.

The Hot Tub Contamination. Sheldon accuses Amy of not following the bathroom schedule. Meanwhile, Howard and Bernadette's staycation is interrupted by hot tub interlopers.

The Fetal Kick Catalyst. Feeling his baby kick sends Howard on a baby-items buying binge with Raj, Sheldon and Amy host a brunch, and Penny is invited to a sci-fi convention.

The Veracity Elasticity. Amy fibs about repairs being made to her apartment. Later, they present a episode of 'Fun with Flags' in Penny's apartment.

The Brain Bowl Incubation. A successful gene experiment leaves Sheldon excited to procreate with Amy. Raj is reluctant to reveal what his new woman does for a living.

The Geology Elevation. A coworker's MacArthur Genius fellowship award leaves Sheldon stone cold jealous. Howard finds a remote-control Stephen Hawking action figure.

Property Division Collision. A divide develops between Sheldon and Leonard when divvying up their shared belongings. Raj and Stuart battle to provide Bernadette the most help.

The Birthday Synchronicity. While Sheldon and Amy celebrate Amy's birthday, Howard and Bernadette welcome their new Baby Wolowitz.

The Holiday Summation. Sheldon and Amy visit Leonard and Penny for the first time since the holidays and share details about their terrible trip to Texas.

The Romance Recalibration. After a disagreement, Penny takes off for a spa weekend, and Sheldon plays peacemaker. Howard and Raj battle a noisy floor in the baby's room.

Emotion Detection Automation. Sheldon tests an MIT invention, Leonard has trouble when Penny announces her brother's visit, and Raj seeks advice from old girlfriends.

The Locomotion Reverberation. Leonard and Howard engineer a distraction for Sheldon to keep him from hindering progress on the guidance-system project.

The Allowance Evaporation. Amy is incensed when she learns Sheldon has shared intimate relationship information, and Raj's father stops sending financial support.

The Comic-Con Conundrum. Raj finds himself in a cash crunch and turns to Sheldon to help him. Meanwhile, Penny considers crashing the guys' annual Comic-Con getaway.

Really ridiculously good-looking fashion model Derek Zoolander is hired to stop a secret cartel of political assassins posing as male models.

Dara Ó Briain hosts topical chat and hilarious games with guests Rhys James, Hugh Dennis, Katherine Ryan, Sara Pascoe, Glenn Moore and Sarah Keyworth.

A Second Prodigy. Sheldon is at odds with Paige once again when she considers enrolling at East Texas Tech. Mary seeks the advice of June when looking for a change.

A Black Hole. The Coopers discuss the possibilities of black holes and alternate universes when Dr. Sturgis comes over for dinner.

Motley Cyst. Casey's birthmark covers most of her face, head, and neck. Jerry had to hang up his rock star vocal cords when a lump grew out the side of his throat.

William's Journey. It's been years since a knee injury derailed William's sports career, and he weighs over 600-lbs. To lose weight, he must face how bad it's become.

200% Trouble With This Dress. Bride Samantha wants a dress with bling, but the one she wants is double her budget at $12,000. Krystina and her opinionated mum can't agree on style!

Fashionably Late. While Randy is in Barcelona showing his second collection, Chelsea's princess dress goes missing and bride Cheryl finds fault with every gown she sees!

Teleshopping.

Teleshopping.

The Wild And Woolly World. Missy's first heartbreak triggers a series of events that lead the Cooper family to the brink.

One Bad Night. Sheldon and Missy both run away from home, while Mary gets some upsetting news about her husband, George.

Snoopin' Around. Sheldon encourages Missy to question the Bible. Meemaw determines to catch George Sr. in a lie, and Mary helps Pastor Jeff search for a youth pastor.

Potential Energy And Hooch. While Sheldon tries to convince Dr. Sturgis to return to the university, Georgie upsets the family when he makes a life-changing decision.

Pish Posh And A Secret Room. While Meemaw opens a secret gambling room, Sheldon, Missy and Georgie adapt to new living arrangements.

Stuffed Animals. While Mary's away, George finds himself giving advice on Missy's love life. And Georgie has a solution for Meemaw's business woes.

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

The Collaboration Fluctuation. Raj moves in with Leonard and Penny, and a period of adjustment begins, while usually self-centred Sheldon shows surprising interest in Amy's work.

The Recollection Dissipation. Sheldon is pushing himself with too many collaborations. Bernadette's maternity leave is running out, and she must face going back to work.

The Separation Agitation. Leaving the baby in daycare proves to be tough for Bernadette, and geologist Bert digs up a girlfriend, but some colleagues think she's a gold digger.

The Cognition Regeneration. Leonard isn't thrilled when Penny considers taking a new job offered by her ex-boyfriend, Zack.

The Gyroscopic Collapse. Leonard, Sheldon and Wolowitz celebrate the completion of their top-secret military project, until an unpleasant surprise leaves their heads spinning.

The Long Distance Dissonance. Sheldon's former admirer, Dr. Ramona Nowitzki, turns up while Amy is visiting Princeton, and the gang is extremely concerned.

The Proposal Proposal. What did she say? Amy answers Sheldon's marriage proposal. Meanwhile, Howard and Bernadette struggle with some unexpected news.

The Retraction Reaction. Leonard's job is at stake when he gives an embarrassing radio interview which angers the university and the entire physics community.

The Relaxation Integration. Amy tries to convince Sheldon that he has a more laid-back side, meanwhile, Raj and Stuart compete to win the heart of Bernadette's new co-worker.

The Explosion Implosion. Wolowitz and Sheldon bond over their relationships with their disappointing fathers. And Leonard's mum finds a new best friend in Penny.

Collaboration Contamination. Sheldon and Raj confide in Bernadette when they can't handle Amy and Howard working together. Penny and Leonard learn new ways to deal with Sheldon.

The Proton Regeneration. Sheldon goes head-to-head with Wil Wheaton. Penny takes care of Halley when Bernadette and Howard are both on bed rest.

The Geology Methodology. Sheldon and Bert collaborate on a research project, while Penny and Bernadette coach Koothrappali on how to navigate his relationship with Ruchi.

The Tesla Recoil. Leonard and Howard learn Sheldon went to work with the military. Bernadette suspects Ruchi is trying to steal her job.

The Bitcoin Entanglement. The guys cut Sheldon out of a potentially valuable Bitcoin investment. Also, an old video reveals a secret about Leonard and Penny's relationship.

The Confidence Erosion. Sheldon and Amy try to eliminate stress from wedding planning using maths. Raj realises his best friend is actually hurting his confidence.

The Celebration Reverberation. Sheldon and Howard plan birthday celebrations for Amy and Halley. Leonard spirals out about his lack of accomplishments.

The Matrimonial Metric. Sheldon and Amy subject their friends to a series of experiments to choose the best man and maid of honour. And Penny reveals her true feelings.

The Solo Oscillation. Amy and Leonard bond during a series of experiments. Bert replaces Howard in Footprints on the Moon, and Sheldon finds Penny a source of inspiration.

Working For The Enemy. Audrey's past rears its head when Georgie leaves the tire store to work for Fred Fagenbacher, Jim's longtime nemesis.

Typhoid Georgie. Georgie worries he's letting his family down when he's forced to stay home ill, and Mandy worries about how her career will affect her marriage.

In the satirical panel show with a standup twist, Dara Ó Briain hosts as two teams of top comedians battle to poke fun at the week's news.

Dara Ó Briain hosts topical chat and hilarious games with guests Rhys James, Hugh Dennis, Katherine Ryan, Sara Pascoe, Glenn Moore and Sarah Keyworth.

Spoiler Alert. Guz pushes his Honda to the limit by adding carbon fibre flair and a questionable body kit and meets outrageous car owners for inspiration.

Money Laundering. While Missy asks some uncomfortable questions about sex in church, Meemaw and Georgie go into business together.

Poop! . Aimee has a mohawk of cysts on her head. Plus, Edith's face markings and itchy skin condition turn out to be more than she expected.

Sibling Rivalry. When sister brides show up to shop for their special day, Robin and Flo make a major faux pas by having the girls model the dresses for their family side by side.

Charles' Journey. Charles replaced one addiction with another when he quit doing hard drugs. Now his BMI is over 100 and he can't stop eating.

Bedazzled Truck Driver. Bride Rebecca has lost 90-lbs and won't let her mum keep her from her dream dress. Plus-size Cassidy craves a Hayley Paige gown - can it live up to the hype?

Love At First Flight. Jumpsuit enthusiast Randell wants a wedding onesie, but Randy and Lisa can't find any! Plus, Julianna's future in-laws are afraid she'll pick the wrong dress.

Teleshopping.

Teleshopping.

McMillan And Mom. Mike and Samuel take a road trip to Memphis to meet Carl's mother for the first time after Carl finds out she has been ill.

Mike's Manifold Destiny. When his car breaks down, Mike is forced to decide whether or not to accept a loan from Carl to fix it.

Sex, Lies And Helicopters. Late at night, Molly catches Carl coming out of Victoria's room, leaving her questioning whether or not she will tell Mike.

Pish Posh And A Secret Room. While Meemaw opens a secret gambling room, Sheldon, Missy and Georgie adapt to new living arrangements.

Stuffed Animals. While Mary's away, George finds himself giving advice on Missy's love life. And Georgie has a solution for Meemaw's business woes.

Money Laundering. While Missy asks some uncomfortable questions about sex in church, Meemaw and Georgie go into business together.

The Proton Regeneration. Sheldon goes head-to-head with Wil Wheaton. Penny takes care of Halley when Bernadette and Howard are both on bed rest.

The Geology Methodology. Sheldon and Bert collaborate on a research project, while Penny and Bernadette coach Koothrappali on how to navigate his relationship with Ruchi.

The Tesla Recoil. Leonard and Howard learn Sheldon went to work with the military. Bernadette suspects Ruchi is trying to steal her job.

The Bitcoin Entanglement. The guys cut Sheldon out of a potentially valuable Bitcoin investment. Also, an old video reveals a secret about Leonard and Penny's relationship.

The Confidence Erosion. Sheldon and Amy try to eliminate stress from wedding planning using maths. Raj realises his best friend is actually hurting his confidence.

The Celebration Reverberation. Sheldon and Howard plan birthday celebrations for Amy and Halley. Leonard spirals out about his lack of accomplishments.

The Matrimonial Metric. Sheldon and Amy subject their friends to a series of experiments to choose the best man and maid of honour. And Penny reveals her true feelings.

The Solo Oscillation. Amy and Leonard bond during a series of experiments. Bert replaces Howard in Footprints on the Moon, and Sheldon finds Penny a source of inspiration.

This Old Peggy. Mike wants Peggy to see a doctor after her bathtub falls through the ceiling.

Eight Is Enough. Molly gets accepted into an elite eight-week writer's workshop in Iowa but faces a big decision when Mike asks her not to go.

she's getting published and scored a big book advance.

Introduction To Engineering. Sheldon takes his first engineering class with Professor Boucher. Meanwhile, Meemaw and Dale help take care of his ex-wife, June.

The Grand Chancellor. While Sheldon battles the mysterious Grand Chancellor of the university over science requirements, Mary makes a shocking discovery about Georgie.

The Yips And Hypnotic Bohemian. While George Sr. plays handyman at Brenda Sparks' house, Sheldon gets the science yips and has to learn how not to think.

The Separation Triangulation. Raj learns the woman he's dating has a very upset husband. Sheldon rents his old room for a quiet place to work.

The Novelization Correlation. Wil Wheaton offers Amy a role on the new 'Professor Proton Show,' and Penny thinks the female protagonist in Leonard's novel is based on her.

The Neonatal Nomenclature. All Bernadette's friends try different tactics to get labour started. Amy accidentally reveals she's already chosen their son's name.

The Athenaeum Allocation. Leonard tries to secure the perfect wedding venue for Sheldon and Amy. Bernadette and Howard have a hard time deciding who should go back to work.

The Gates Excitation. Bill Gates' company wants to partner with Penny's pharmaceutical company. Leonard, Raj and Howard do everything in their power to meet him.

The Tenant Disassociation. Leonard decides to run against Sheldon for president of the tenants' association. Bernadette encourages Howard and Raj to find the owner of a drone.

The Reclusive Potential. A reclusive scientist invites Sheldon to his remote cabin. Penny and Bernadette improvise after Amy doesn't like the bachelorette they planned.

The Comet Polarization. Sheldon's comic book store experience changes when Neil Gaiman puts Stuart's store on the map. And Raj takes credit for Penny's astronomical discovery.

Stalking The Stars. When a fan's admiration of a celebrity turns to obsession, stalking becomes a dangerous reality for those in the limelight.

Life Imitates Art. Lloyd Avery portrayed one of Hollywood's most memorable on-screen killers. But when the troubled actor reprises his most famous role, the consequences are deadly.

A Head Of Cauliflower Bumps. Elizabeth's head is covered with giant cauliflower-shaped bumps. Jamaal has been growing a strange knob on his bottom since he was just a boy.

Holy Cyst?! Kenny's rare condition causes hundreds of lumps to grow all over his body. Plus, Paula's painful and swollen feet ooze a foul-smelling substance.

Jacky's Journey. At over 700-lbs, Jacky has barely had a chance to live. Now she is determined to discover the world anew, but first she's got 500-lbs to lose.

Bride's Best Friend. Randy explores all the different ways the consultants at Kleinfeld support their brides - both emotionally and style-wise - as they choose their dress!

A Birthday Surprise. It's Randy's birthday and his new collection of stunning dresses have arrived at Kleinfeld's. Plus, reality TV star Caila Quinn looks for her dream gown!

Teleshopping.

Teleshopping.

This Old Peggy. Mike wants Peggy to see a doctor after her bathtub falls through the ceiling.

Eight Is Enough. Molly gets accepted into an elite eight-week writer's workshop in Iowa but faces a big decision when Mike asks her not to go.

she's getting published and scored a big book advance.

Introduction To Engineering. Sheldon takes his first engineering class with Professor Boucher. Meanwhile, Meemaw and Dale help take care of his ex-wife, June.

The Grand Chancellor. While Sheldon battles the mysterious Grand Chancellor of the university over science requirements, Mary makes a shocking discovery about Georgie.

The Yips And Hypnotic Bohemian. While George Sr. plays handyman at Brenda Sparks' house, Sheldon gets the science yips and has to learn how not to think.

The Separation Triangulation. Raj learns the woman he's dating has a very upset husband. Sheldon rents his old room for a quiet place to work.

The Novelization Correlation. Wil Wheaton offers Amy a role on the new 'Professor Proton Show,' and Penny thinks the female protagonist in Leonard's novel is based on her.

The Neonatal Nomenclature. All Bernadette's friends try different tactics to get labour started. Amy accidentally reveals she's already chosen their son's name.

The Athenaeum Allocation. Leonard tries to secure the perfect wedding venue for Sheldon and Amy. Bernadette and Howard have a hard time deciding who should go back to work.

The Gates Excitation. Bill Gates' company wants to partner with Penny's pharmaceutical company. Leonard, Raj and Howard do everything in their power to meet him.

The Tenant Disassociation. Leonard decides to run against Sheldon for president of the tenants' association. Bernadette encourages Howard and Raj to find the owner of a drone.

The Reclusive Potential. A reclusive scientist invites Sheldon to his remote cabin. Penny and Bernadette improvise after Amy doesn't like the bachelorette they planned.

The Comet Polarization. Sheldon's comic book store experience changes when Neil Gaiman puts Stuart's store on the map. And Raj takes credit for Penny's astronomical discovery.

To Have And Withhold. Molly comes down with a case of writer's block. If she doesn't shake it fast, she'll be in danger of losing her big advance.

'Tis The Season To Be Molly. Mike assures Molly he'll be home in time for Christmas Eve dinner until he and Carl end up in the back of a stolen truck.

Gone Cheatin'. Mike thinks Carl is out of line when he invites Victoria to go on what is supposed to be a men-only fishing trip.

An Expensive Glitch. Sheldon gets a dorm room all to himself, which soon becomes the campus hotspot. Meanwhile, Meemaw gets an unwanted business partner.

A Lock-In, A Weather Girl. Sheldon acts as Mary's spy when he's forced to spend the night at church for a youth lock-in. Meanwhile, Georgie gets attracted to an older woman.

A Pink Cadillac. Sheldon attends his first comic book convention, and Mary tries selling makeup.

The Monetary Insufficiency. Sheldon goes to Vegas to win money for science. Penny and Bernadette take Amy wedding dress shopping, but her choice entangles them in a web of lies.

The Sibling Realignment. Sheldon and Leonard travel to Texas to end a family feud. The Wolowitz kids inadvertently infest Amy, Bernadette, Howard and Raj with pinkeye.

The Bow Tie Asymmetry. When Amy's parents and Sheldon's family arrive, everybody is focused on making sure all goes according to plan - everyone except the bride and groom.

The Conjugal Configuration. Sheldon and Amy's honeymoon runs aground, while Penny and Leonard discover similarities with Amy's parents. Raj insults physicist Neil deGrasse Tyson.

The Wedding Gift Wormhole. Sheldon and Amy try to figure out what 'perfect gift' Leonard and Penny gave them. Raj asks his father to arrange a marriage for him.

The Procreation Calculation. Stuart starts bringing his new girlfriend home, Penny and Leonard talk about starting a family, and Raj explores an arranged marriage.

The Tam Turbulence. Sheldon won't tell anyone why he's never mentioned his childhood friend Tam. Bernadette and Penny take out Raj's fiancée to get the skinny on her.

The Planetarium Collision. Amy doesn't have time to work on a project, so Sheldon goes to great lengths to ensure she can work with him, even if it means sabotaging her career.

In the satirical panel show with a standup twist, Dara Ó Briain hosts as two teams of top comedians battle to poke fun at the week's news.

Really ridiculously good-looking fashion model Derek Zoolander is hired to stop a secret cartel of political assassins posing as male models.

Nevus And Bumphead. Jacqueline's shoulder growth makes it difficult to do fire spinning, her favourite hobby. And the mysterious bump on James' cheek loves to bleed.

Cyst Over Troubled Water. After losing his long-time love, Joe wants the large bumps all over his head removed. The itchy, painful rash on Nisa's ears has spread to her face.

Deshaun's Journey. Deshaun is over 700 pounds and won't leave his mother's apartment. Dr. Now might get him to leave the bedroom, but he may never make it to Houston.

I Wanna Be Naked. The consultants have a client who wants to show all of her body on her wedding day. Plus, Randy is pushed for time when a bride has only a month until her big day!

You Look Like A Chicken! A country girl is looking for a gown with bling! A socialite needs an extravagant dress for her royal Kentucky wedding, and a vintage Randy dress emerges!

Teleshopping.

Teleshopping.

To Have And Withhold. Molly comes down with a case of writer's block. If she doesn't shake it fast, she'll be in danger of losing her big advance.

'Tis The Season To Be Molly. Mike assures Molly he'll be home in time for Christmas Eve dinner until he and Carl end up in the back of a stolen truck.

Gone Cheatin'. Mike thinks Carl is out of line when he invites Victoria to go on what is supposed to be a men-only fishing trip.

An Expensive Glitch. Sheldon gets a dorm room all to himself, which soon becomes the campus hotspot. Meanwhile, Meemaw gets an unwanted business partner.

A Lock-In, A Weather Girl. Sheldon acts as Mary's spy when he's forced to spend the night at church for a youth lock-in. Meanwhile, Georgie gets attracted to an older woman.

A Pink Cadillac. Sheldon attends his first comic book convention, and Mary tries selling makeup.

The Monetary Insufficiency. Sheldon goes to Vegas to win money for science. Penny and Bernadette take Amy wedding dress shopping, but her choice entangles them in a web of lies.

The Sibling Realignment. Sheldon and Leonard travel to Texas to end a family feud. The Wolowitz kids inadvertently infest Amy, Bernadette, Howard and Raj with pinkeye.

The Bow Tie Asymmetry. When Amy's parents and Sheldon's family arrive, everybody is focused on making sure all goes according to plan - everyone except the bride and groom.

The Conjugal Configuration. Sheldon and Amy's honeymoon runs aground, while Penny and Leonard discover similarities with Amy's parents. Raj insults physicist Neil deGrasse Tyson.

The Wedding Gift Wormhole. Sheldon and Amy try to figure out what 'perfect gift' Leonard and Penny gave them. Raj asks his father to arrange a marriage for him.

The Procreation Calculation. Stuart starts bringing his new girlfriend home, Penny and Leonard talk about starting a family, and Raj explores an arranged marriage.

The Tam Turbulence. Sheldon won't tell anyone why he's never mentioned his childhood friend Tam. Bernadette and Penny take out Raj's fiancée to get the skinny on her.

The Planetarium Collision. Amy doesn't have time to work on a project, so Sheldon goes to great lengths to ensure she can work with him, even if it means sabotaging her career.

Molly's Neverending Story. Molly's constant rewrites on her book begin to irritate Mike and the family and leave them wondering if the end is anywhere in sight.

The Last Temptation Of Mike. Mike engages in a little innocent flirting with a rookie policewoman and then begins to feel guilty when she reciprocates.

Support Your Local Samuel. Samuel contemplates moving back to Africa when he receives a letter from his parents saying they're struggling financially.

A Lot Of Band-Aids. Sheldon makes friends with his dorm neighbours. Meanwhile, George Sr. learns his job is in jeopardy.

A Free Scratcher. When a new scientist, Dr. Lee, joins the lab, Sheldon is the odd man out. Meanwhile, Mary is given a lotto ticket.

A Lobster, An Armadillo. Sheldon joins Dr. Linkletter and Dr. Sturgis on a science road trip, landing them in the middle of nowhere. Georgie continues to lie about his age.

The Imitation Perturbation. When Howard dresses up as Sheldon for Halloween, Sheldon seeks retaliation. Leonard is shocked that Penny doesn't remember their first kiss.

Grant Allocation Derivation. Leonard is caught in a tough spot when he's responsible for distributing extra grant money. Bernadette turns the backyard playhouse into a hideaway.

The Consummation Deviation. Sheldon tries to bond with Amy's father, but Howard lures Mr. Fowler away with magic tricks. Raj and Anu try to get physical for the first time.

The Citation Negation. Sheldon and Amy are devastated learning that Super Asymmetry has been discovered and disproven. Bernadette asks Denise to help her win a videogame.

The VCR Illumination. A VHS tape inspires Sheldon to not give up on his and Amy's theory. Bernadette turns into a pageant mom over Howard's Magic Castle audition.

The Paintball Scattering. Penny and Leonard organise a paintball game that results in mayhem. Raj catches Anu with her ex, and Stuart doesn't want to move in with Denise.

The Propagation Proposition. Penny's ex, Zack, and his wife want a baby, but when Zack is infertile, they ask Leonard to help. Raj attempts to mend things with his ex-fiancée.

The Confirmation Polarization. Sheldon and Amy's theory is proven by two physicists, who then try to kick Amy off the Nobel nomination. Bernadette has a big success at work.

Trapped In My Legs. Samantha's severe lymphedema has left her legs swollen, scaly, and painful and she is barely able to walk. Dr. Emma steps in with intensive treatment.

Hair. Ashleigh has lost all her hair, but a new treatment gives her hope. Teenager Serena refuses to leave the house due to her facial hair.

Private Parts. Nick is so embarrassed about the cyst on his penis, he hasn't seen a doctor about it in 25 years. Vee blames her daughter for her itchy anal skin tag.

Ear Brain. Cedric has a bump on his eye and a lump on his neck that stops him from working. Katherine's ear cluster puts her neighbourhood watch job at risk.

Bumpshakalaka. Jimmy wants his alligator skin cured so he can find love. Djuka is a stubborn guy with a stubborn bump. Talina has hundreds of tumours on her body.

Shakyia's Journey. Shakyia's older sister rallies her to meet Dr. Now and lose weight. But she's in for a shock when her mum decides that caring for her is too much.

Is It Crown-Worthy? Bride Alex searches for a sexy and sparkly gown to match her shoes! Jaqueline wants something unique, and Emily needs her dress urgently cleaned!

Watteau Is The Word Of The Day. Jennifer wants to break out of her taekwondo uniform and is overwhelmed by wedding dress shopping. And, Rebecca rides a mechanical shark to the altar!

Teleshopping.

Teleshopping.

Molly's Neverending Story. Molly's constant rewrites on her book begin to irritate Mike and the family and leave them wondering if the end is anywhere in sight.

The Last Temptation Of Mike. Mike engages in a little innocent flirting with a rookie policewoman and then begins to feel guilty when she reciprocates.

Support Your Local Samuel. Samuel contemplates moving back to Africa when he receives a letter from his parents saying they're struggling financially.

A Lot Of Band-Aids. Sheldon makes friends with his dorm neighbours. Meanwhile, George Sr. learns his job is in jeopardy.

A Free Scratcher. When a new scientist, Dr. Lee, joins the lab, Sheldon is the odd man out. Meanwhile, Mary is given a lotto ticket.

A Lobster, An Armadillo. Sheldon joins Dr. Linkletter and Dr. Sturgis on a science road trip, landing them in the middle of nowhere. Georgie continues to lie about his age.

The Imitation Perturbation. When Howard dresses up as Sheldon for Halloween, Sheldon seeks retaliation. Leonard is shocked that Penny doesn't remember their first kiss.

Grant Allocation Derivation. Leonard is caught in a tough spot when he's responsible for distributing extra grant money. Bernadette turns the backyard playhouse into a hideaway.

The Consummation Deviation. Sheldon tries to bond with Amy's father, but Howard lures Mr. Fowler away with magic tricks. Raj and Anu try to get physical for the first time.

The Citation Negation. Sheldon and Amy are devastated learning that Super Asymmetry has been discovered and disproven. Bernadette asks Denise to help her win a videogame.

The VCR Illumination. A VHS tape inspires Sheldon to not give up on his and Amy's theory. Bernadette turns into a pageant mom over Howard's Magic Castle audition.

The Paintball Scattering. Penny and Leonard organise a paintball game that results in mayhem. Raj catches Anu with her ex, and Stuart doesn't want to move in with Denise.

The Propagation Proposition. Penny's ex, Zack, and his wife want a baby, but when Zack is infertile, they ask Leonard to help. Raj attempts to mend things with his ex-fiancée.

The Confirmation Polarization. Sheldon and Amy's theory is proven by two physicists, who then try to kick Amy off the Nobel nomination. Bernadette has a big success at work.

Mike Check. When Molly learns it's been more than ten years since her husband's seen a doctor, she badgers a reluctant Mike to get checked out.

Hack To The Future. Molly runs into a roadblock in the form of her publisher, who wants her to make a provocative rewrite in a section of her book.

Checkpoint Joyce. When Joyce refuses to take a breathalyser test at a DUI checkpoint, Mike is forced to arrest her.

A Suitcase Full Of Cash. When Meemaw's gambling room is a success, she ends up with a suitcase of illegal cash. Missy starts a business, and Sheldon tries the stock market.

Solo Peanut, Social Butterfly. Sheldon gets an odd request from an old friend, while George and Mary are caught in the middle of Meemaw and Dale's breakup.

Babies, Lies And A Cannoli. While Sheldon copes with the death of a hero, Georgie struggles with his big secret, and Missy wants to babysit.

The Meteorite Manifestation. Sheldon helps Bernadette and Howard navigate bureaucratic paperwork. Leonard is disappointed when his friends exclude him from a scientific project.

The Donation Oscillation. Penny tries to seduce an abstaining Leonard to ruin his 'donation' for her ex-boyfriend and his wife. Raj's cancelled bachelor party takes a turn.

The D & D Vortex. The gang finds out Wil Wheaton hosts a celebrity Dungeons and Dragons game. Deception and betrayal are the path to make it to the one open seat.

The Conference Valuation. While Bernadette is away and Howard is in charge of the kids, Sheldon finds a book on experimenting on kids. The guys plus Amy make a day of it.

The Laureate Accumulation. Pemberton and Campbell charm America, so Sheldon and Amy bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side.

The Inspiration Deprivation. Amy has a meltdown due to the pressure associated with winning a Nobel Prize. Raj and Howard try to relive the good old days.

The Decision Reverberation. Raj is worried people won't take him seriously in his own field after publishing a paper that suggests he may have discovered alien life.

The Plagiarism Schism. Kripke has proof that Dr. Pemberton plagiarized his thesis, and Sheldon and Amy aren't sure whether they should turn him in or not.

The Art Of The Love Bomb. Sophie arrives in the Dominican Republic for a girls' trip with Liz and Julia. Kim must deal with the secrets of her past before she can move on.

Trapped In My Legs. Samantha's severe lymphedema has left her legs swollen, scaly, and painful and she is barely able to walk. Dr. Emma steps in with intensive treatment.

Plum Nose. Brittney has hundreds of tiny bumps over her chest that have destroyed her confidence. John has a nose the size of a plum. Dr. Lee's friend drops in.

Pig Snout. Mike's religious beliefs have kept him from seeing a doctor about his huge growth. Plus, Kylie debates whether to remove her birthmark.

Juan's Journey. Pastor Juan's love of food made him overweight, but it was never a problem until he got too big to preach and sing to his congregation.

Hollywood Meets Bollywood. Bride Stephanie tries to please her squabbling parents. Plus, a former pageant queen wants a dress with a Hollywood-meets-Bollywood vibe.

This Is A Randy Situation. Indecisive bride Jacqueline has a challenge for Randy. Plus, a hip-hop medium is on the hunt for the perfect black dress for her special day.

Teleshopping.

Teleshopping.

Mike Check. When Molly learns it's been more than ten years since her husband's seen a doctor, she badgers a reluctant Mike to get checked out.

Hack To The Future. Molly runs into a roadblock in the form of her publisher, who wants her to make a provocative rewrite in a section of her book.

Checkpoint Joyce. When Joyce refuses to take a breathalyser test at a DUI checkpoint, Mike is forced to arrest her.

A Suitcase Full Of Cash. When Meemaw's gambling room is a success, she ends up with a suitcase of illegal cash. Missy starts a business, and Sheldon tries the stock market.

Solo Peanut, Social Butterfly. Sheldon gets an odd request from an old friend, while George and Mary are caught in the middle of Meemaw and Dale's breakup.

Babies, Lies And A Cannoli. While Sheldon copes with the death of a hero, Georgie struggles with his big secret, and Missy wants to babysit.

The Meteorite Manifestation. Sheldon helps Bernadette and Howard navigate bureaucratic paperwork. Leonard is disappointed when his friends exclude him from a scientific project.

The Donation Oscillation. Penny tries to seduce an abstaining Leonard to ruin his 'donation' for her ex-boyfriend and his wife. Raj's cancelled bachelor party takes a turn.

The D & D Vortex. The gang finds out Wil Wheaton hosts a celebrity Dungeons and Dragons game. Deception and betrayal are the path to make it to the one open seat.

The Conference Valuation. While Bernadette is away and Howard is in charge of the kids, Sheldon finds a book on experimenting on kids. The guys plus Amy make a day of it.

The Laureate Accumulation. Pemberton and Campbell charm America, so Sheldon and Amy bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side.

The Inspiration Deprivation. Amy has a meltdown due to the pressure associated with winning a Nobel Prize. Raj and Howard try to relive the good old days.

The Decision Reverberation. Raj is worried people won't take him seriously in his own field after publishing a paper that suggests he may have discovered alien life.

The Plagiarism Schism. Kripke has proof that Dr. Pemberton plagiarized his thesis, and Sheldon and Amy aren't sure whether they should turn him in or not.

Immaculate Deception. The prospect of an empty house for the weekend has Mike and Molly in a state of excitement.

The World According To Peggy. When Peggy suddenly announces she's leaving her job, Molly scrambles to throw her a retirement party, but wonders just why Peggy is calling it quits.

Buy The Book. It's an exciting new chapter in Molly's life as her book is finally released, but she soon becomes obsessively worried that no one will buy it.

A God-Fearin' Baptist. George and Mary insist on meeting the new woman in Georgie's life, while Sheldon and Missy have suspicions about what's going on with their family.

Uncle Sheldon. Despite the whole family trying to keep it a secret, Sheldon and Missy learn about Georgie's pregnancy.

White Trash, Holy Rollers. With the Coopers facing judgement from the congregation in the wake of Georgie's pregnancy, Sheldon is distracted by the family drama.

The Maternal Conclusion. Leonard is surprised when Beverly is kind to him on a visit, until he finds out the real reason she's there. Denise and Stuart overstay their welcome.

The Change Constant. Everything changes as Amy and Sheldon await big news. Howard and Bernadette leave their kids, while Leonard and Penny keep a secret.

The Stockholm Syndrome. Bernadette and Howard leave their kids, Penny and Leonard try to keep a secret, Sheldon and Amy stick together, and Raj makes a new friend.

Pilot. Brilliant physicists Leonard and Sheldon meet new neighbour Penny, who shows them that although they're smart, they know very little about real life.

The Big Bran Hypothesis. Leonard volunteers to sign for a package to make a good impression on Penny, but things go terribly awry when he enlists Sheldon for help.

The Fuzzy Boots Corollary. Leonard is depressed to learn that Penny is dating someone. Encouraged by his friends and fellow scientists, he asks a colleague out on a date.

The Luminous Fish Effect. Sheldon gets fired and explores what life has to offer outside physics, leaving Leonard to take drastic action to snap his friend out of his funk.

The Hamburger Postulate. Fearing he's wasting his time on Penny, Leonard makes a connection with Leslie. Meanwhile, Sheldon frets over a change to his hamburger routine.

Brace For Impact. Lisa struggles with Daniel's cultural expectations, Forrest meets Sheena's family, and Rick and Trish clash over financial expectations.

Working For The Enemy. Audrey's past rears its head when Georgie leaves the tire store to work for Fred Fagenbacher, Jim's longtime nemesis.

Typhoid Georgie. Georgie worries he's letting his family down when he's forced to stay home ill, and Mandy worries about how her career will affect her marriage.

Amputation Deliberation. Tyler's hands are so cracked and painful that he considers getting them amputated. And Ebonee covers the tiny bumps around her eyes with sunglasses.

Zombie Skin. Erica stabbed her hand with a pencil 45 years ago and believes the lead remains trapped in her palm. Paula's swollen feet emit a foul odour.

Jonathan's Journey. Once an EMT first responder, Jonathan now rarely leaves the room. He must break the cycle of eating if he wants to keep his wife and his life.

Whose Side Are You On? Michaella is getting married in an Irish castle and wants a princess dress for her big day. And, fashionista Shavonne has a high-style reputation to maintain.

She Popped The Thigh At Me. Bride Samantha has mastered her weight-loss goals, but can she get her mum to like her wedding dress? Plus, a bride has a glam wedding in Puerto Rico.

Teleshopping.

Teleshopping.

Introduction To Engineering. Sheldon takes his first engineering class with Professor Boucher. Meanwhile, Meemaw and Dale help take care of his ex-wife, June.

The Grand Chancellor. While Sheldon battles the mysterious Grand Chancellor of the university over science requirements, Mary makes a shocking discovery about Georgie.

The Yips And Hypnotic Bohemian. While George Sr. plays handyman at Brenda Sparks' house, Sheldon gets the science yips and has to learn how not to think.

An Expensive Glitch. Sheldon gets a dorm room all to himself, which soon becomes the campus hotspot. Meanwhile, Meemaw gets an unwanted business partner.

A Lock-In, A Weather Girl. Sheldon acts as Mary's spy when he's forced to spend the night at church for a youth lock-in. Meanwhile, Georgie gets attracted to an older woman.

A Pink Cadillac. Sheldon attends his first comic book convention, and Mary tries selling makeup.

Working For The Enemy. Audrey's past rears its head when Georgie leaves the tire store to work for Fred Fagenbacher, Jim's longtime nemesis.

Typhoid Georgie. Georgie worries he's letting his family down when he's forced to stay home ill, and Mandy worries about how her career will affect her marriage.

The Separation Triangulation. Raj learns the woman he's dating has a very upset husband. Sheldon rents his old room for a quiet place to work.

The Novelization Correlation. Wil Wheaton offers Amy a role on the new 'Professor Proton Show,' and Penny thinks the female protagonist in Leonard's novel is based on her.

The Neonatal Nomenclature. All Bernadette's friends try different tactics to get labour started. Amy accidentally reveals she's already chosen their son's name.

The Athenaeum Allocation. Leonard tries to secure the perfect wedding venue for Sheldon and Amy. Bernadette and Howard have a hard time deciding who should go back to work.

The Gates Excitation. Bill Gates' company wants to partner with Penny's pharmaceutical company. Leonard, Raj and Howard do everything in their power to meet him.

The Tenant Disassociation. Leonard decides to run against Sheldon for president of the tenants' association. Bernadette encourages Howard and Raj to find the owner of a drone.

The Reclusive Potential. A reclusive scientist invites Sheldon to his remote cabin. Penny and Bernadette improvise after Amy doesn't like the bachelorette they planned.

The Comet Polarization. Sheldon's comic book store experience changes when Neil Gaiman puts Stuart's store on the map. And Raj takes credit for Penny's astronomical discovery.

The Monetary Insufficiency. Sheldon goes to Vegas to win money for science. Penny and Bernadette take Amy wedding dress shopping, but her choice entangles them in a web of lies.

The Sibling Realignment. Sheldon and Leonard travel to Texas to end a family feud. The Wolowitz kids inadvertently infest Amy, Bernadette, Howard and Raj with pinkeye.

The Bow Tie Asymmetry. When Amy's parents and Sheldon's family arrive, everybody is focused on making sure all goes according to plan - everyone except the bride and groom.

The Conjugal Configuration. Sheldon and Amy's honeymoon runs aground, while Penny and Leonard discover similarities with Amy's parents. Raj insults physicist Neil deGrasse Tyson.

The Wedding Gift Wormhole. Sheldon and Amy try to figure out what 'perfect gift' Leonard and Penny gave them. Raj asks his father to arrange a marriage for him.

The Procreation Calculation. Stuart starts bringing his new girlfriend home, Penny and Leonard talk about starting a family, and Raj explores an arranged marriage.

The Tam Turbulence. Sheldon won't tell anyone why he's never mentioned his childhood friend Tam. Bernadette and Penny take out Raj's fiancée to get the skinny on her.

The Planetarium Collision. Amy doesn't have time to work on a project, so Sheldon goes to great lengths to ensure she can work with him, even if it means sabotaging her career.

The Imitation Perturbation. When Howard dresses up as Sheldon for Halloween, Sheldon seeks retaliation. Leonard is shocked that Penny doesn't remember their first kiss.

Grant Allocation Derivation. Leonard is caught in a tough spot when he's responsible for distributing extra grant money. Bernadette turns the backyard playhouse into a hideaway.

The Consummation Deviation. Sheldon tries to bond with Amy's father, but Howard lures Mr. Fowler away with magic tricks. Raj and Anu try to get physical for the first time.

The Citation Negation. Sheldon and Amy are devastated learning that Super Asymmetry has been discovered and disproven. Bernadette asks Denise to help her win a videogame.

When a mystery assassin starts killing the world's most beautiful people, former models Derek and Hansel must reclaim their fame and save the day.

Dara Ó Briain hosts hilarious chat and games with guests Rhys James, Angela Barnes, Alasdair Beckett-King, Ria Lina, Sean McLoughlin and Mark Simmons.

A Lot Of Band-Aids. Sheldon makes friends with his dorm neighbours. Meanwhile, George Sr. learns his job is in jeopardy.

A Free Scratcher. When a new scientist, Dr. Lee, joins the lab, Sheldon is the odd man out. Meanwhile, Mary is given a lotto ticket.

Leaky Legs. Dr. Lee has a surprise for Paula, who has odoriferous and painful legs. Mike must get rid of the bump on his head before two major life events.

Karen's Journey. Karen's eating has become so out of control that she's developed a fear of leaving the house and interacting with the world. Can Dr. Now help?

Big Brother Hits Kleinfeld. A bride and groom who were reality TV stars shop together. Social media pro Kristin feels the pressure to look perfect and chef Cat Cora gets married!

Dressed To Thrill. Randy recalls the looks that killed and the dresses that thrilled, from dresses fit for royalty to gowns that barely cover the bride from the season.

Teleshopping.

Teleshopping.

A Lobster, An Armadillo. Sheldon joins Dr. Linkletter and Dr. Sturgis on a science road trip, landing them in the middle of nowhere. Georgie continues to lie about his age.

A Suitcase Full Of Cash. When Meemaw's gambling room is a success, she ends up with a suitcase of illegal cash. Missy starts a business, and Sheldon tries the stock market.

Solo Peanut, Social Butterfly. Sheldon gets an odd request from an old friend, while George and Mary are caught in the middle of Meemaw and Dale's breakup.

Babies, Lies And A Cannoli. While Sheldon copes with the death of a hero, Georgie struggles with his big secret, and Missy wants to babysit.

A God-Fearin' Baptist. George and Mary insist on meeting the new woman in Georgie's life, while Sheldon and Missy have suspicions about what's going on with their family.

Uncle Sheldon. Despite the whole family trying to keep it a secret, Sheldon and Missy learn about Georgie's pregnancy.

The VCR Illumination. A VHS tape inspires Sheldon to not give up on his and Amy's theory. Bernadette turns into a pageant mom over Howard's Magic Castle audition.

The Paintball Scattering. Penny and Leonard organise a paintball game that results in mayhem. Raj catches Anu with her ex, and Stuart doesn't want to move in with Denise.

The Propagation Proposition. Penny's ex, Zack, and his wife want a baby, but when Zack is infertile, they ask Leonard to help. Raj attempts to mend things with his ex-fiancée.

The Confirmation Polarization. Sheldon and Amy's theory is proven by two physicists, who then try to kick Amy off the Nobel nomination. Bernadette has a big success at work.

The Meteorite Manifestation. Sheldon helps Bernadette and Howard navigate bureaucratic paperwork. Leonard is disappointed when his friends exclude him from a scientific project.

The Donation Oscillation. Penny tries to seduce an abstaining Leonard to ruin his 'donation' for her ex-boyfriend and his wife. Raj's cancelled bachelor party takes a turn.

The D & D Vortex. The gang finds out Wil Wheaton hosts a celebrity Dungeons and Dragons game. Deception and betrayal are the path to make it to the one open seat.

The Conference Valuation. While Bernadette is away and Howard is in charge of the kids, Sheldon finds a book on experimenting on kids. The guys plus Amy make a day of it.

The Laureate Accumulation. Pemberton and Campbell charm America, so Sheldon and Amy bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side.

The Inspiration Deprivation. Amy has a meltdown due to the pressure associated with winning a Nobel Prize. Raj and Howard try to relive the good old days.

The Decision Reverberation. Raj is worried people won't take him seriously in his own field after publishing a paper that suggests he may have discovered alien life.

The Plagiarism Schism. Kripke has proof that Dr. Pemberton plagiarized his thesis, and Sheldon and Amy aren't sure whether they should turn him in or not.

The Maternal Conclusion. Leonard is surprised when Beverly is kind to him on a visit, until he finds out the real reason she's there. Denise and Stuart overstay their welcome.

The Change Constant. Everything changes as Amy and Sheldon await big news. Howard and Bernadette leave their kids, while Leonard and Penny keep a secret.

The Stockholm Syndrome. Bernadette and Howard leave their kids, Penny and Leonard try to keep a secret, Sheldon and Amy stick together, and Raj makes a new friend.

Pilot. Brilliant physicists Leonard and Sheldon meet new neighbour Penny, who shows them that although they're smart, they know very little about real life.

The Big Bran Hypothesis. Leonard volunteers to sign for a package to make a good impression on Penny, but things go terribly awry when he enlists Sheldon for help.

The Fuzzy Boots Corollary. Leonard is depressed to learn that Penny is dating someone. Encouraged by his friends and fellow scientists, he asks a colleague out on a date.

The Luminous Fish Effect. Sheldon gets fired and explores what life has to offer outside physics, leaving Leonard to take drastic action to snap his friend out of his funk.

The Hamburger Postulate. Fearing he's wasting his time on Penny, Leonard makes a connection with Leslie. Meanwhile, Sheldon frets over a change to his hamburger routine.

McAllister Auto Loves The Ladies. Jim feels ganged up on when Georgie and Audrey make changes to the tire store, and Mandy helps Georgie navigate a fight between her parents.

A Sportsbook And A Breakup. Mandy finds out Meemaw runs an illegal sportsbook and wants in on the action. Meanwhile, Georgie struggles to keep Mandy's new job a secret.

Dara Ó Briain introduces topical chat and laugh out loud games with guests Rhys James, Ed Byrne, Glenn Moore, Sara Pascoe and Emmanuel Sonubi.

Dara Ó Briain hosts hilarious chat and games with guests Rhys James, Angela Barnes, Alasdair Beckett-King, Ria Lina, Sean McLoughlin and Mark Simmons.

Drop It Low, Drop It Slow. Guz fits air ride suspension to his Honda , explores slammed car culture, and takes a £750k Porsche for a spin - very carefully.

White Trash, Holy Rollers. With the Coopers facing judgement from the congregation in the wake of Georgie's pregnancy, Sheldon is distracted by the family drama.

My Demon Bumps. Alyse suffers from a burning rash. Terry struggles with a painful butt cheek lipoma. James has 'demons' on his back that are ruining his life!

Be Bold. Penny turns to her family, who dish out tough love and help her stand tall. Meanwhile, Sasha is looking for a pink dress to honour her mother's battle with breast cancer.

Chuck's Story. Chuck weighs almost 700lbs and it has hindered every aspect of his life. Can Chuck take control and reclaim the life that's slipping through his fingers?

Christina's Story. Christina hasn't left her house in two years due to her size. She's eaten herself into a state that will soon kill her, but can she make a dramatic change?

Say Yes To The Dress At Home. Coronavirus has turned the bridal industry upside down, forcing Kleinfeld to shut its doors. Brides email Randy and the Kleinfeld team for support.

We Don't Always Have A Say Yes. Kleinfeld looks different but the brides are back! Dance Moms' Kendall Vertes helps her sister find a dress, and Randy gets honest with his assistant.

Teleshopping.

Teleshopping.

Immaculate Deception. The prospect of an empty house for the weekend has Mike and Molly in a state of excitement.

The World According To Peggy. When Peggy suddenly announces she's leaving her job, Molly scrambles to throw her a retirement party, but wonders just why Peggy is calling it quits.

Buy The Book. It's an exciting new chapter in Molly's life as her book is finally released, but she soon becomes obsessively worried that no one will buy it.

A God-Fearin' Baptist. George and Mary insist on meeting the new woman in Georgie's life, while Sheldon and Missy have suspicions about what's going on with their family.

Uncle Sheldon. Despite the whole family trying to keep it a secret, Sheldon and Missy learn about Georgie's pregnancy.

White Trash, Holy Rollers. With the Coopers facing judgement from the congregation in the wake of Georgie's pregnancy, Sheldon is distracted by the family drama.

The Maternal Conclusion. Leonard is surprised when Beverly is kind to him on a visit, until he finds out the real reason she's there. Denise and Stuart overstay their welcome.

The Change Constant. Everything changes as Amy and Sheldon await big news. Howard and Bernadette leave their kids, while Leonard and Penny keep a secret.

The Stockholm Syndrome. Bernadette and Howard leave their kids, Penny and Leonard try to keep a secret, Sheldon and Amy stick together, and Raj makes a new friend.

Pilot. Brilliant physicists Leonard and Sheldon meet new neighbour Penny, who shows them that although they're smart, they know very little about real life.

The Big Bran Hypothesis. Leonard volunteers to sign for a package to make a good impression on Penny, but things go terribly awry when he enlists Sheldon for help.

The Fuzzy Boots Corollary. Leonard is depressed to learn that Penny is dating someone. Encouraged by his friends and fellow scientists, he asks a colleague out on a date.

The Luminous Fish Effect. Sheldon gets fired and explores what life has to offer outside physics, leaving Leonard to take drastic action to snap his friend out of his funk.

The Hamburger Postulate. Fearing he's wasting his time on Penny, Leonard makes a connection with Leslie. Meanwhile, Sheldon frets over a change to his hamburger routine.

What Ever Happened To Baby Peggy? Peggy's past proves to be fertile ground for Molly's second book, but the author discovers it's quite a chore to get her mother-in-law to fess up.

Pie Fight. When Mike hits a personal best weight-loss goal, he makes the risky decision to indulge in a slice of pie.

Cocktails And Calamine. Molly is nervous about Mike attending a celebratory party her publisher puts on for her and Peggy.

A Clogged Pore. Sheldon struggles with the first signs of puberty while his parents hunt for new jobs, and Georgie and Meemaw take a business trip across the border.

Pilot. Nine-year-old Sheldon learns that his high intelligence isn't always helpful growing up in East Texas, where church and football are king.

Rockets, Dewey Decimal System. To appease his worried mother, Sheldon employs the techniques of a self-help book to try and make a friend.

The Middle Earth Paradigm. Penny hosts a Halloween party, putting Leonard, Sheldon, Wolowitz and Koothrappali through a new test of their social skills.

The Dumpling Paradox. When Wolowitz goes AWOL with one of her friends, Penny's recruited to fill in for him on the guys' Halo team.

The Grasshopper Experiment. Raj's parents set him up on a blind date, and when he discovers he can talk to her, she shows interest in Sheldon.

Cooper-Hofstadter Polarization. When they're invited to present at a physics conference, Sheldon's reluctance to share the credit leads to a tiff between him and Leonard.

The Loobenfeld Decay. Leonard and Sheldon each lie to avoid hearing Penny sing in a production of Rent. However, Sheldon's lie becomes a bit too complicated.

The Pancake Batter Anomaly. With his friends knowing how sour he acts when sick and avoiding him as a result, Sheldon is nursed by Penny, who hasn't a clue what she's in for.

The Jerusalem Duality. With Sheldon rattled after meeting Dennis, a teen physicist who's smarter than he is, the rest of the guys search for a way to eliminate the threat.

The Bat Jar Conjecture. Sheldon finds himself booted from the gang's Physics Bowl team and replaced with Leslie, so he forms his own team hoping to prove he's superior.

Indoctrination. After Andrea Yates' horrifying act, her dark preoccupation emerges - a secretive cult, twisted teachings, and followers drawn into a web of control.

The Horror Within. Woroniecki's followers seem trapped in isolation. His teachings twist salvation into submission, possibly leading to Andrea Yates' breaking point.

Revelation. In the aftermath of the drownings, Woroniecki deflects blame onto Rusty. New insights reveal that his lessons influenced the outcome of Yates's trial.

Troop Lipoma Hills. Krystal is a witch who wants to clear a curse of a cyst from her face. Keven wants a butt lipoma removed to get his bum back into a regular shape.

Monster In The Mirror. J-Fab is the life of the party, but her shoulder bump is seriously cramping her style. Teresa's red face and bumpy nose make her feel like a monster.

Paula's Story. Paula has had a tough life, and at over 600lbs, has built a physical wall around herself to push people away. But can shed the pounds and turn her life around?

James' Story. 38-year-old James has lost both his father and sister to obesity-related issues. Now, at a staggering 650lbs, he is facing the exact same fate.

I'm Going By The Feel. Shaela is blind, but she knows exactly what kind of dress she wants. Stacey is running out of time to find an awe-inspiring reception dress.

My Husband And My Fiancee. Women in a throuple need dresses for their wedding. Plus, Ronnie has one more surprise for a COVID-19 frontline doctor who's getting married.

Teleshopping.

Teleshopping.

What Ever Happened To Baby Peggy? Peggy's past proves to be fertile ground for Molly's second book, but the author discovers it's quite a chore to get her mother-in-law to fess up.

Pie Fight. When Mike hits a personal best weight-loss goal, he makes the risky decision to indulge in a slice of pie.

Cocktails And Calamine. Molly is nervous about Mike attending a celebratory party her publisher puts on for her and Peggy.

A Clogged Pore. Sheldon struggles with the first signs of puberty while his parents hunt for new jobs, and Georgie and Meemaw take a business trip across the border.

Pilot. Nine-year-old Sheldon learns that his high intelligence isn't always helpful growing up in East Texas, where church and football are king.

Rockets, Dewey Decimal System. To appease his worried mother, Sheldon employs the techniques of a self-help book to try and make a friend.

The Middle Earth Paradigm. Penny hosts a Halloween party, putting Leonard, Sheldon, Wolowitz and Koothrappali through a new test of their social skills.

The Dumpling Paradox. When Wolowitz goes AWOL with one of her friends, Penny's recruited to fill in for him on the guys' Halo team.

The Grasshopper Experiment. Raj's parents set him up on a blind date, and when he discovers he can talk to her, she shows interest in Sheldon.

Cooper-Hofstadter Polarization. When they're invited to present at a physics conference, Sheldon's reluctance to share the credit leads to a tiff between him and Leonard.

The Loobenfeld Decay. Leonard and Sheldon each lie to avoid hearing Penny sing in a production of Rent. However, Sheldon's lie becomes a bit too complicated.

The Pancake Batter Anomaly. With his friends knowing how sour he acts when sick and avoiding him as a result, Sheldon is nursed by Penny, who hasn't a clue what she's in for.

The Jerusalem Duality. With Sheldon rattled after meeting Dennis, a teen physicist who's smarter than he is, the rest of the guys search for a way to eliminate the threat.

The Bat Jar Conjecture. Sheldon finds himself booted from the gang's Physics Bowl team and replaced with Leslie, so he forms his own team hoping to prove he's superior.

Mudlick Or Bust. Molly surprises Peggy by reuniting her with her estranged sister, Rosemary, when they take a road trip to Peggy's hometown of Mudlick.

No Kay Morale. When Peggy's depressed friend Kay returns to town, Molly is determined to find a way to lift her spirits.

Mother From Another Mudlick. Mike meets his Aunt Rosemary for the first time and is instantly smitten by her warmth and positive attitude, which is the opposite of his mother.

Poker, Faith And Eggs. When George Sr. is rushed to the emergency room, Meemaw comes to babysit. And the kids have an adventure getting to the hospital on their own.

A Therapist, A Comic Book. Sheldon refuses to eat solid food after a choking scare but finds solace in a new interest after he discovers comic books.

A Solar Calculator, A Game Ball. Sheldon uses his statistics skills to help his father coach the football team. Both Sheldon and Georgie struggle with the popularity this brings.

The Nerdvana Annihilation. When the delivery of a full-size prop of 1960's 'The Time Machine' causes Penny to miss work, she scolds Leonard about his sci-fi collectibles.

The Pork Chop Indeterminacy. The gang fall for Sheldon's twin sister, and Leonard's plan to win her heart is derailed when Sheldon declares he'll decide who can date her.

The Peanut Reaction. Penny wants to throw a surprise party for Leonard, but Sheldon's indulgence at an electronics store throws her off-track.

The Tangerine Factor. Penny's breakup spurs Leonard to summon the courage to ask her out, and they both go to Sheldon for advice on their upcoming date.

The Bad Fish Paradigm. Penny opens up to Sheldon after a less-than-stellar first date with Leonard, placing him in the uncomfortable position of having to keep a secret.

The Codpiece Topology. Seeing Penny with another guy sends Leonard back to Leslie Winkle, much to Sheldon's dismay.

The Barbarian Sublimation. Penny becomes addicted to an online game based on the world of Conan the Barbarian and persistently pesters Sheldon for advice.

The Griffin Equivalency. Full of confidence following being named one of People's 30 to Watch Under 30, Raj hits on Penny and becomes impossibly arrogant.

Dara Ó Briain introduces topical chat and laugh out loud games with guests Rhys James, Ed Byrne, Glenn Moore, Sara Pascoe and Emmanuel Sonubi.