There's A Shark In The Salon! It's sink or swim for Randy when reality star Barbara Corcoran comes in. Bridgette needs a dress to say yes in and then run in a Vegas half-marathon!

I'm The Bride, Leave Some Space! Nikki wants a 'party on a dress' for her New Year's Eve wedding, and there's an unlimited budget! Natalie craves a huge ballgown for her big day.

Teleshopping.

Teleshopping.

Fish For Breakfast. In an effort to boost their chances of getting pregnant, Molly encourages Mike to join her in giving up caffeine and eating healthier.

Molly's Birthday. Mike prepares to spoil Molly for her birthday, but his plans go awry after he eats psychedelic gelato made by Victoria's friend, Tom.

Carl Gets A Roommate. Mike risks losing his eyebrows when he starts construction on the basement for he and Molly, while Carl invites Samuel to move in with him.

A House For Sale. When Sheldon learns the house next door is for sale, he looks for the perfect neighbours. Missy pitches against her boyfriend at the baseball game.

A Baby Tooth. Sheldon has a scientific breakthrough at the dentist. Dale and Meemaw go to the casino. Georgie makes a mistake when he's left in charge of the store.

A Secret Letter. Sheldon discovers that Mary's been keeping a secret about his future. Also, Meemaw is furious when she learns that Dale fired Georgie.

The Troll Manifestation. An online troll rips Leonard and Sheldon's physics paper, and a girls' night out leads to Penny, Amy and Bernadette dishing about embarrassing events.

Comic Book Store Regeneration. Howard gets unsettling news amidst the excitement of the comic book store reopening, and Penny doesn't practice what she preaches.

The Intimacy Acceleration. An experiment designed to make people fall in love piques Penny and Leonard's interest. Meanwhile, Leonard, Amy, Raj and Emily encounter a 'zombie.'.

The Colonization Application. There's trouble in paradise when Amy learns Sheldon signed up for a one-way mission to colonise Mars. Leonard makes an 'adult' purchase for Penny.

The Leftover Thermalization. An electrical short thaws the last meal cooked by Mrs. Wolowitz, and Sheldon and Leonard's work is featured in a magazine, but only one gets credit.

The Skywalker Incursion. Leonard and Sheldon consider dropping by George Lucas' Skywalker Ranch when a speaking engagement puts them nearby.

Fortification Implementation. Sheldon and Amy reach a crossroad, a man claiming to be Wolowitz's half-brother shows up, and Penny and Leonard argue live on Wil Wheaton's podcast.

Communication Deterioration. NASA asks Raj to craft a message for aliens in the event of contact, and Penny must choose between an audition or her job in pharmaceutical sales.

The Princess And The Troll. Mike and Molly encourage Harry to take Victoria on a date for Valentine's Day, and everyone is shocked when she accepts.

Mike The Tease. Mike studies male fertility and visits a clinic to ensure that his 'swimmers' are up to the task of starting a family with Molly.

Molly's New Shoes. Molly enjoys some retail therapy and goes off on a shopping spree after Mike storms off over a disagreement and disappears at the mall.

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

A Docent, A Little Lady. While Sheldon volunteers at a local train museum, Missy embarks on a new stage of womanhood, and Georgie discovers his mother's guilty pleasure.

Training Wheels. Sheldon is determined to ride his bike without training wheels and has Missy teach him. Mary and George argue over parenting styles.

The Graduation Transmission. Wolowitz and Sheldon can't get a drone to fly, Leonard nearly misses giving a commencement address, and Raj pits his parents against each other.

The Maternal Combustion. Leonard and Sheldon's mothers come to town to celebrate their sons getting an award, but the opinionated women engage in an altercation over religion.

The Commitment Determination. Leonard and Penny are pressured to set a wedding date by Sheldon, whose relationship with Amy has taken an interesting turn.

The Matrimonial Momentum. Penny has a problem dealing with Leonard's confession about having kissed another woman, while Sheldon is confused about Amy calling a time out.

The Separation Oscillation. To ease Penny's mind, Leonard pays a visit to the woman he kissed during his expedition to the North Sea. Sheldon's breakup leads him to retaliate.

The Bachelor Party Corrosion. The guys surprise Leonard with a belated bachelor-party weekend in Mexico, but their plans hit a bump in the road when they get a flat tire.

The 2003 Approximation. Sheldon reverts to 2003 when he learns that Leonard and Penny are moving in together, while Howard and Raj form a band to play at the comic store.

The Perspiration Implementation. When Barry Kripke gives the guys fencing lessons, he makes a point of letting Sheldon know he's interested in dating Amy.

Feels Like Ants Crawling On Me. Dr. Emma is shocked when 35-year-old Faizah's 'herbal' cream bought online leaves her skin red, raw, painfully inflamed, and itchy.

People Point Fingers At Me. Mohammed's body is covered with hundreds of tumours. Dr Emma embarks on three intense surgeries to remove over 150 from his face.

I'm A Squeezer. Dr Emma gets to the bottom of why Claire is incessantly picking her skin. And after 20 years, Robert finally gets a diagnosis for his painful lumps.

Lookin' For Love In Lumpy Places. Gabriel has a huge growth on his clavicle but is terrified of surgery. Karen has dealt with painful, scaly feet for 22 years with no diagnosis.

The Incredible Bulk. Ruben is a personal trainer whose head growth has prevented him from seeing clients. Kaitlin has blue marks and scars due to long-term drug use.

Mark's Journey. Turning down medical advice, Mark believes he can lose 500 pounds on his own. But Dr. Now sees this as another excuse not to change.

Did I Hear Someone Say $16,000? Randy assists brides and auditions models for his runway show. Bride Emanuela wants a sexy ball gown and she'll blow her dad's budget to get it!

That's How You Dress A Lady. Randy's runway show is finally here and it's his big opportunity to show he's back as a designer for good! And bride Jaqueline is at odds with her mum.

Teleshopping.

Teleshopping.

The Princess And The Troll. Mike and Molly encourage Harry to take Victoria on a date for Valentine's Day, and everyone is shocked when she accepts.

Mike The Tease. Mike studies male fertility and visits a clinic to ensure that his 'swimmers' are up to the task of starting a family with Molly.

Molly's New Shoes. Molly enjoys some retail therapy and goes off on a shopping spree after Mike storms off over a disagreement and disappears at the mall.

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

A Docent, A Little Lady. While Sheldon volunteers at a local train museum, Missy embarks on a new stage of womanhood, and Georgie discovers his mother's guilty pleasure.

Training Wheels. Sheldon is determined to ride his bike without training wheels and has Missy teach him. Mary and George argue over parenting styles.

The Graduation Transmission. Wolowitz and Sheldon can't get a drone to fly, Leonard nearly misses giving a commencement address, and Raj pits his parents against each other.

The Maternal Combustion. Leonard and Sheldon's mothers come to town to celebrate their sons getting an award, but the opinionated women engage in an altercation over religion.

The Commitment Determination. Leonard and Penny are pressured to set a wedding date by Sheldon, whose relationship with Amy has taken an interesting turn.

The Matrimonial Momentum. Penny has a problem dealing with Leonard's confession about having kissed another woman, while Sheldon is confused about Amy calling a time out.

The Separation Oscillation. To ease Penny's mind, Leonard pays a visit to the woman he kissed during his expedition to the North Sea. Sheldon's breakup leads him to retaliate.

The Bachelor Party Corrosion. The guys surprise Leonard with a belated bachelor-party weekend in Mexico, but their plans hit a bump in the road when they get a flat tire.

The 2003 Approximation. Sheldon reverts to 2003 when he learns that Leonard and Penny are moving in together, while Howard and Raj form a band to play at the comic store.

The Perspiration Implementation. When Barry Kripke gives the guys fencing lessons, he makes a point of letting Sheldon know he's interested in dating Amy.

St Patrick's Day. Carl and Samuel host a party in hopes of attracting some ladies. Meanwhile, Molly reveals secrets from her previous St. Patrick's Day excursions.

Spring Break. Molly joins her sister on a Spring Break road trip to party with Victoria's friends from junior college, while Mike asks his boss for some overtime.

Party Planners. Molly and Peggy try to play nice for Mike's birthday. Meanwhile, Samuel and Carl compete for the same woman.

Bible Camp And A Chariot Of Love. Sheldon ends up in a fierce competition with Paige after their mums force them to attend Vacation Bible School. Georgie makes a questionable purchase.

A Musty Crypt. While Mary and George take a trip, Georgie freaks out when his girlfriend thinks she's pregnant. Dale and Meemaw work out their relationship issues.

Freshman Orientation. While college orientation does not go as Sheldon planned, Mary is mistaken for a university student and invited to a party.

The Helium Insufficiency. A helium shortage leads Sheldon and Leonard to do business with a dealer in the black market to acquire some of the element for an experiment.

The Spock Resonance. Sheldon's interview for a 'Star Trek' documentary focusing on Spock turns up a shocking revelation about his breakup with Amy.

The Mystery Date Observation. When Leonard, Penny and Bernadette learn that Amy is going out on a dinner date, the trio set out to spy on her and the guy.

The Platonic Permutation. Sheldon and Amy spend Thanksgiving at the aquarium, Wolowitz volunteers at a soup kitchen, and Penny realises that Leonard knows a lot about her.

The Earworm Reverberation. God only knows what song is constantly playing in Sheldon's head, but it reminds him of Amy and leads to a surprising revelation.

The Opening Night Excitation. Professor Proton visits Sheldon in a dream and gives him Obi-Wan-like advice about whether to go see the new Star Wars film or spend time with Amy.

The Sales Call Sublimation. Penny entices Leonard to meet with a psychiatrist, Stuart moves out of the Wolowitz house, and Howard and Bernadette find themselves at a loss.

The Empathy Optimization. Dealing with an under-the-weather Sheldon is draining for Penny, Leonard and the gang so they decide to treat themselves to a Sheldon-less weekend.

Please Let Him Propose To Me! Shocked by Andy's revelation about her daughter, Arrah's mum storms out. Sam discovers Ali is playing games, and Shorna forgets her vow of chastity.

It's Almost Game Over, Isn't It? Andy prepares to marry Arrah, but it's mixed emotions without loved ones by his side. Marco belatedly asks Sarah's dad for her hand in marriage.

Feels Like Ants Crawling On Me. Dr. Emma is shocked when 35-year-old Faizah's 'herbal' cream bought online leaves her skin red, raw, painfully inflamed, and itchy.

Raw Meat Mass. Margarita is a matriarch who has been hiding her armpit lump from her family. Bradley has a concerning growth that looks like raw meat on his leg.

The Never-Ending Keloids. Jeremy is a pastor with a hanging growth in an embarrassing location. Todd has a bump protruding from his forehead that is painful and humiliating.

Stephanie's Journey. With her weight spiralling, Stephanie needs her mum's help to care for her three kids. Now, she must lose weight if she's to see her kids grow up.

Randy's Favorite Celebrity Moments. From celebrity brides like Elle King to entourages featuring Kathy Griffin and Joan Rivers, Randy introduces his top star moments in the series!

7 People With 7 Opinions. Superfan TK brings 7 very feisty ladies with different opinions to help her choose the 'it' dress. Plus, actress Leslie has no budget for her perfect gown.

Teleshopping.

Teleshopping.

Party Planners. Molly and Peggy try to play nice for Mike's birthday. Meanwhile, Samuel and Carl compete for the same woman.

Mike Can't Read. Deciding to pursue new hobbies before becoming parents, Molly encourages Mike to take up roller-skating with her.

Molly's Out Of Town. Mike goes on a junk food binge to cope with missing Molly, while she's away. Meanwhile, Carl contemplates leaving Chicago.

Bible Camp And A Chariot Of Love. Sheldon ends up in a fierce competition with Paige after their mums force them to attend Vacation Bible School. Georgie makes a questionable purchase.

A Musty Crypt. While Mary and George take a trip, Georgie freaks out when his girlfriend thinks she's pregnant. Dale and Meemaw work out their relationship issues.

Freshman Orientation. While college orientation does not go as Sheldon planned, Mary is mistaken for a university student and invited to a party.

The Helium Insufficiency. A helium shortage leads Sheldon and Leonard to do business with a dealer in the black market to acquire some of the element for an experiment.

The Spock Resonance. Sheldon's interview for a 'Star Trek' documentary focusing on Spock turns up a shocking revelation about his breakup with Amy.

The Mystery Date Observation. When Leonard, Penny and Bernadette learn that Amy is going out on a dinner date, the trio set out to spy on her and the guy.

The Platonic Permutation. Sheldon and Amy spend Thanksgiving at the aquarium, Wolowitz volunteers at a soup kitchen, and Penny realises that Leonard knows a lot about her.

The Earworm Reverberation. God only knows what song is constantly playing in Sheldon's head, but it reminds him of Amy and leads to a surprising revelation.

The Opening Night Excitation. Professor Proton visits Sheldon in a dream and gives him Obi-Wan-like advice about whether to go see the new Star Wars film or spend time with Amy.

The Sales Call Sublimation. Penny entices Leonard to meet with a psychiatrist, Stuart moves out of the Wolowitz house, and Howard and Bernadette find themselves at a loss.

The Empathy Optimization. Dealing with an under-the-weather Sheldon is draining for Penny, Leonard and the gang so they decide to treat themselves to a Sheldon-less weekend.

School Recital. Molly is so focused on her job that she doesn't notice a fellow teacher hitting on her. Vince talks Mike into his latest money-making scheme.

Windy City. Mike and Carl get stuck working at the Renaissance Faire after their boss, Captain Murphy, gets dumped by Mike's mother.

Molly Unleashed. Molly finds herself at a crossroads with her career and makes a huge decision to leave her teaching job to become a writer.

A Philosophy Class. Sheldon's first day of college is derailed by his new philosophy teacher. Mary and Brenda live vicariously through Missy's first day of middle school.

An Existential Crisis. Meemaw takes matters into her own hands when Sheldon's philosophy teacher, Professor Ericson, sends him into a tailspin.

Crappy Frozen Ice Cream. Sheldon and his dad dine with President Hagemeyer and a university benefactor. Also, Dale and his ex-wife invite Meemaw to their son's wedding.

The Meemaw Materialization. Sheldon's Meemaw visits and there's friction between her and Amy, which intensifies after the elderly woman blurts out a secret about Sheldon.

The Valentino Submergence. Sheldon and Amy celebrate Valentine's Day, Leonard and Penny feel the pangs of aging, and Howard and Bernadette find a surprise in their hot tub.

The Positive Negative Reaction. The gang learns Bernadette is pregnant and celebrates with karaoke. Meanwhile, Howard freaks out, convinced he must make more money for the baby.

The Celebration Experimentation. Sheldon and the gang celebrate his birthday and he's surprised by a special guest.

The Application Deterioration. Howard reconsiders entering into a legal partnership with Leonard and Sheldon, and the women offer Raj dating advice.

The Solder Excursion Diversion. Sheldon shocks Amy with a startling revelation after she buys him a laptop. Raj throws Leonard and Howard under the bus when they lie to their wives.

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

The Viewing Party Combustion. 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.

Nearest Exit May Be Behind You. At Sheena's urging, Forrest agrees to go behind Molly's back, and Laura's confidence wavers when Birkan sees her body for the first time.

An Old Mustang. Georgie worries that he's leaving Connor out of his new project with Jim. Meanwhile, Mandy and Audrey struggle to decorate CeeCee's nursery.

Diet Crap. Tensions rise when Georgie intrudes on Mandy's new sales gig. Meanwhile, Audrey's conflicted when Jim makes it a point not to coddle Connor.

Cyst Pits. Drag queen Tameru is covered in tiny clusters of cysts on his chest, arms and neck. He discovered his bumps over a decade ago and still doesn't know what they are.

Hard Knot Life. Jason lost confidence and motivation due to the large growth on his neck. Shawnell has multiple mystery bumps on her head that have destroyed her self-esteem.

Chris P's Journey. Chris fears he is failing his daughter as his weight gain begins to limit his mobility. Chris turns to his estranged mother to help get his life on track.

Hell Yes To The Dress. The sister of NBA star Stephen Curry hunts for her dream wedding dress. Plus, Cami Lee returns with her over-the-top mum in search of the perfect black dress.

Don't Show The Goodies. Stephanie has a big budget and wants a show-stopper dress for her second marriage. Courtney Burson returns but has she finally made up her mind about a dress?

Teleshopping.

Teleshopping.

Pasadena. Sheldon visits CalTech for the first time. Meanwhile, Georgie is furious when Mary listens in on a phone call with his girlfriend.

An Academic Crime. Sheldon accuses Dr. Sturgis of plagiarism. Georgie has an awkward run-in with Veronica while on a date with his new girlfriend, Jana.

A Couple Bruised Ribs. When George Sr. accidentally lands the school librarian in the hospital, the Cooper family look after her. Meemaw gives Georgie relationship advice.

A House For Sale. When Sheldon learns the house next door is for sale, he looks for the perfect neighbours. Missy pitches against her boyfriend at the baseball game.

A Baby Tooth. Sheldon has a scientific breakthrough at the dentist. Dale and Meemaw go to the casino. Georgie makes a mistake when he's left in charge of the store.

A Secret Letter. Sheldon discovers that Mary's been keeping a secret about his future. Also, Meemaw is furious when she learns that Dale fired Georgie.

An Old Mustang. Georgie worries that he's leaving Connor out of his new project with Jim. Meanwhile, Mandy and Audrey struggle to decorate CeeCee's nursery.

Diet Crap. Tensions rise when Georgie intrudes on Mandy's new sales gig. Meanwhile, Audrey's conflicted when Jim makes it a point not to coddle Connor.

The Expedition Approximation. Sheldon and Raj go on an expedition that turns into a test of how long before they get under each other's skin. Leonard and Penny argue about money.

Misinterpretation Agitation. Penny's sales pitch leaves a doctor-client smitten and the guys help her deal with it, and Bernadette and Amy debate female scientists and sexuality.

The Prom Equivalency. Amy and Bernadette organise a prom to be held atop the guys' apartment complex, but Sheldon is leery of all the prom pomp, circumstance and romancing.

The Septum Deviation. Leonard needs surgery for a deviated septum, and Sheldon feels an operation is too dangerous and that his roommate may not make it out alive.

The Champagne Reflection. Sheldon bids farewell to his Fun With Flags podcast. Leonard, Howard and Raj probe a late professor's research in search of some hidden significance.

The Clean Room Infiltration. Amy plans a Victorian dinner for Christmas Eve, while Raj, Leonard and Howard try to remove a pigeon that flew into the clean room at the university.

The Space Probe Disintegration. Raj awaits data from a space probe in which he was involved. Later, Leonard and Sheldon go dress shopping with Penny and Amy.

The Anxiety Optimization. Sheldon becomes concerned that his cushy lifestyle is impacting his professional progress, so he asks the gang to make life more difficult for him.

The Troll Manifestation. An online troll rips Leonard and Sheldon's physics paper, and a girls' night out leads to Penny, Amy and Bernadette dishing about embarrassing events.

Comic Book Store Regeneration. Howard gets unsettling news amidst the excitement of the comic book store reopening, and Penny doesn't practice what she preaches.

The Intimacy Acceleration. An experiment designed to make people fall in love piques Penny and Leonard's interest. Meanwhile, Leonard, Amy, Raj and Emily encounter a 'zombie.'.

The Colonization Application. There's trouble in paradise when Amy learns Sheldon signed up for a one-way mission to colonise Mars. Leonard makes an 'adult' purchase for Penny.

The Leftover Thermalization. An electrical short thaws the last meal cooked by Mrs. Wolowitz, and Sheldon and Leonard's work is featured in a magazine, but only one gets credit.

The Skywalker Incursion. Leonard and Sheldon consider dropping by George Lucas' Skywalker Ranch when a speaking engagement puts them nearby.

Fortification Implementation. Sheldon and Amy reach a crossroad, a man claiming to be Wolowitz's half-brother shows up, and Penny and Leonard argue live on Wil Wheaton's podcast.

Communication Deterioration. NASA asks Raj to craft a message for aliens in the event of contact, and Penny must choose between an audition or her job in pharmaceutical sales.

The Graduation Transmission. Wolowitz and Sheldon can't get a drone to fly, Leonard nearly misses giving a commencement address, and Raj pits his parents against each other.

The Maternal Combustion. Leonard and Sheldon's mothers come to town to celebrate their sons getting an award, but the opinionated women engage in an altercation over religion.

The Commitment Determination. Leonard and Penny are pressured to set a wedding date by Sheldon, whose relationship with Amy has taken an interesting turn.

The Matrimonial Momentum. Penny has a problem dealing with Leonard's confession about having kissed another woman, while Sheldon is confused about Amy calling a time out.

After two top figure skaters' glittering rivalry gets them banned from the sport, they're forced to team up as a pair to get back into competition.

Dara Ó Briain introduces topical chat and hilarious games with guests Rhys James, Ahir Shah, Angela Barnes, Lou Sanders, Ed Byrne and Milton Jones.

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

A Docent, A Little Lady. While Sheldon volunteers at a local train museum, Missy embarks on a new stage of womanhood, and Georgie discovers his mother's guilty pleasure.

Ear's In Trouble! Roger has a considerable growth on his shoulder that he calls his 'second head.' Jenna is a bubbly teenager with an even bigger bubble behind her ear.

Patrick's Journey. Patrick's so big that it's getting in the way of his relationship with his daughter. If he wants to see her graduate high school, he'll have to reverse course.

A Purple Unicorn. Former bass player for Prince, Nik, needs a one-of-a-kind dress for her aerial wedding. Teddi's wedding is only a few months away. Will the dress be ready in time?

Morticia Addams In A Good Way. Hayley Paige helps a bride wanting to look like a creepy fairy. Plus, a bride with a penchant for pickiness admits to already trying over 150 dresses.

Teleshopping.

Teleshopping.

Training Wheels. Sheldon is determined to ride his bike without training wheels and has Missy teach him. Mary and George argue over parenting styles.

Bible Camp And A Chariot Of Love. Sheldon ends up in a fierce competition with Paige after their mums force them to attend Vacation Bible School. Georgie makes a questionable purchase.

A Musty Crypt. While Mary and George take a trip, Georgie freaks out when his girlfriend thinks she's pregnant. Dale and Meemaw work out their relationship issues.

Freshman Orientation. While college orientation does not go as Sheldon planned, Mary is mistaken for a university student and invited to a party.

A Philosophy Class. Sheldon's first day of college is derailed by his new philosophy teacher. Mary and Brenda live vicariously through Missy's first day of middle school.

An Existential Crisis. Meemaw takes matters into her own hands when Sheldon's philosophy teacher, Professor Ericson, sends him into a tailspin.

The Separation Oscillation. To ease Penny's mind, Leonard pays a visit to the woman he kissed during his expedition to the North Sea. Sheldon's breakup leads him to retaliate.

The Bachelor Party Corrosion. The guys surprise Leonard with a belated bachelor-party weekend in Mexico, but their plans hit a bump in the road when they get a flat tire.

The 2003 Approximation. Sheldon reverts to 2003 when he learns that Leonard and Penny are moving in together, while Howard and Raj form a band to play at the comic store.

The Perspiration Implementation. When Barry Kripke gives the guys fencing lessons, he makes a point of letting Sheldon know he's interested in dating Amy.

The Helium Insufficiency. A helium shortage leads Sheldon and Leonard to do business with a dealer in the black market to acquire some of the element for an experiment.

The Spock Resonance. Sheldon's interview for a 'Star Trek' documentary focusing on Spock turns up a shocking revelation about his breakup with Amy.

The Mystery Date Observation. When Leonard, Penny and Bernadette learn that Amy is going out on a dinner date, the trio set out to spy on her and the guy.

The Platonic Permutation. Sheldon and Amy spend Thanksgiving at the aquarium, Wolowitz volunteers at a soup kitchen, and Penny realises that Leonard knows a lot about her.

The Earworm Reverberation. God only knows what song is constantly playing in Sheldon's head, but it reminds him of Amy and leads to a surprising revelation.

The Opening Night Excitation. Professor Proton visits Sheldon in a dream and gives him Obi-Wan-like advice about whether to go see the new Star Wars film or spend time with Amy.

The Sales Call Sublimation. Penny entices Leonard to meet with a psychiatrist, Stuart moves out of the Wolowitz house, and Howard and Bernadette find themselves at a loss.

The Empathy Optimization. Dealing with an under-the-weather Sheldon is draining for Penny, Leonard and the gang so they decide to treat themselves to a Sheldon-less weekend.

The Meemaw Materialization. Sheldon's Meemaw visits and there's friction between her and Amy, which intensifies after the elderly woman blurts out a secret about Sheldon.

The Valentino Submergence. Sheldon and Amy celebrate Valentine's Day, Leonard and Penny feel the pangs of aging, and Howard and Bernadette find a surprise in their hot tub.

The Positive Negative Reaction. The gang learns Bernadette is pregnant and celebrates with karaoke. Meanwhile, Howard freaks out, convinced he must make more money for the baby.

The Celebration Experimentation. Sheldon and the gang celebrate his birthday and he's surprised by a special guest.

The Application Deterioration. Howard reconsiders entering into a legal partnership with Leonard and Sheldon, and the women offer Raj dating advice.

The Solder Excursion Diversion. Sheldon shocks Amy with a startling revelation after she buys him a laptop. Raj throws Leonard and Howard under the bus when they lie to their wives.

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

The Viewing Party Combustion. 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.

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.

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

Dara Ó Briain introduces topical chat and hilarious games with guests Rhys James, Ahir Shah, Angela Barnes, Lou Sanders, Ed Byrne and Milton Jones.

Wrap Stars. Guz wraps his Honda in gold, meets anime car artist Rhian, and learns vintage car building - all before mastering doughnuts on the drift track.

Crappy Frozen Ice Cream. Sheldon and his dad dine with President Hagemeyer and a university benefactor. Also, Dale and his ex-wife invite Meemaw to their son's wedding.

Three Times A Keloid. Robert has a small keloid on his ear and a large, snakelike keloid on the back of his head that has been removed and returned three times.

Go Big Or Go Home. When mama's budget is challenged, a bride's dream dress is on the line. Meanwhile, bride Kristie is an only child and used to getting what she wants.

Krystal S' Journey. Krystal S. wants to marry the man of her dreams, but she won't do it until she can be sure that she won't force him into the role of caretaker.

Not With Those Chubby Arms. Angelica searches for the perfect strapless gown, but her mum, who is paying for the dress, has other ideas. Will she have to compromise to please mum?

The WAG. Bride Lyndzie believes she was royalty in a past life and wants a regal, form-fitting wedding dress. Plus, Ashley wants a sexy gown that won't shock her mum!

Teleshopping.

Teleshopping.

School Recital. Molly is so focused on her job that she doesn't notice a fellow teacher hitting on her. Vince talks Mike into his latest money-making scheme.

Windy City. Mike and Carl get stuck working at the Renaissance Faire after their boss, Captain Murphy, gets dumped by Mike's mother.

Molly Unleashed. Molly finds herself at a crossroads with her career and makes a huge decision to leave her teaching job to become a writer.

A Philosophy Class. Sheldon's first day of college is derailed by his new philosophy teacher. Mary and Brenda live vicariously through Missy's first day of middle school.

An Existential Crisis. Meemaw takes matters into her own hands when Sheldon's philosophy teacher, Professor Ericson, sends him into a tailspin.

Crappy Frozen Ice Cream. Sheldon and his dad dine with President Hagemeyer and a university benefactor. Also, Dale and his ex-wife invite Meemaw to their son's wedding.

The Meemaw Materialization. Sheldon's Meemaw visits and there's friction between her and Amy, which intensifies after the elderly woman blurts out a secret about Sheldon.

The Valentino Submergence. Sheldon and Amy celebrate Valentine's Day, Leonard and Penny feel the pangs of aging, and Howard and Bernadette find a surprise in their hot tub.

The Positive Negative Reaction. The gang learns Bernadette is pregnant and celebrates with karaoke. Meanwhile, Howard freaks out, convinced he must make more money for the baby.

The Celebration Experimentation. Sheldon and the gang celebrate his birthday and he's surprised by a special guest.

The Application Deterioration. Howard reconsiders entering into a legal partnership with Leonard and Sheldon, and the women offer Raj dating advice.

The Solder Excursion Diversion. Sheldon shocks Amy with a startling revelation after she buys him a laptop. Raj throws Leonard and Howard under the bus when they lie to their wives.

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

The Viewing Party Combustion. 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 First And Last Ride-Along. Molly decides writing a crime novel will be her new career, so she goes on a ride-along with Mike and Carl to research a book she wants to pen.

Careful What You Dig For. Molly gets advice from her literary idol, J.C. Small that has her digging up dirt on her family. Mike invites his mother over to try to cheer her up.

Poker In Front, Looker In Back. Molly recruits Joyce to spy on her next-door neighbour. Mike and the guys get together for a poker game and end up sharing their hopes and dreams.

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 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 Real Iron Claw. The last remaining member of the famed Von Erich wrestling family shares the tragic tale of fame, addiction and a family curse.

The Killing Game. Aspiring model Catherine Martinez falls for a pop star she believes to be her ticket to stardom. However, a Hollywood dream soon becomes a real-life nightmare.

Scarry Scarry Night. Robert is back to see if Dr. Lee and Dr. Umar can remove his recurring head keloid for good. Justice has small lesions all over her body that get inflamed.

My Brainlike Bump. Debra has a large, brainlike growth on the side of her head that feels like a sponge, has crevices and emits an odour. Cowboy Dusten has painful lump on his knee.

Abi's Journey. After an accident left Abi mostly paralysed, he was bedbound for seven years and tops 700-lbs. Abi's only hope for a future is to get Dr. Now's help.

Bionic Bride. Rebekah, known as the bionic model because of her prosthetic arm, seeks Randy's help to find her dream dress. And, sibling rivalry causes drama for bride Crystal!

Cheetah Bride. Actress Sabrina Ryan is dress-shopping with designer Hayley Paige. A Kleinfeld's consultant prepares for her own special day, and Randy meets an 11-year-old superfan!

Teleshopping.

Teleshopping.

The First And Last Ride-Along. Molly decides writing a crime novel will be her new career, so she goes on a ride-along with Mike and Carl to research a book she wants to pen.

Careful What You Dig For. Molly gets advice from her literary idol, J.C. Small that has her digging up dirt on her family. Mike invites his mother over to try to cheer her up.

Poker In Front, Looker In Back. Molly recruits Joyce to spy on her next-door neighbour. Mike and the guys get together for a poker game and end up sharing their hopes and dreams.

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 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.

Shoeless Molly Flynn. Molly needs to adjust her spending habits on shoes if she wants to maintain harmony in her marriage with Mike.

They Shoot Asses, Don't They? After being shot during a robbery, Mike wants to live each day like it's his last and tells Carl it's time for him to quit the police force.

What Molly Hath Wrought. Molly decides to take a break from writing her novel and accepts a job as a forklift driver at Vince's warehouse - with mixed results.

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.

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.

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

After two top figure skaters' glittering rivalry gets them banned from the sport, they're forced to team up as a pair to get back into competition.

Booty And The Beach. Eric hopes Dr. Lee can remove the giant growth from his backside. Plus, Michael makes jokes, but he knows the bump on his head is anything but funny.

Alligator Arms. Robert has thousands of unique bumps on his arms that Dr. Lee has never seen. Stuart's cluster of back bumps disgusts his wife but thrills Dr. Lee.

Delana's Journey. When a regular trip to the grocery store turns into an emergency after having a fall, Delana must admit how badly she needs Dr. Now's help to lose weight.

A Walk Down The Aisle. Emily needs a practical and beautiful form-fitting dress so she can help her paralysed fiancé down the aisle. Artist Tanya envisions a romantic wedding gown.

Randy's Most Memorable Appointments. Randy looks back at his favourite appointments, including a Boston Marathon bombing survivor. And, a US Air Force veteran receives VIP treatment.

Teleshopping.

Teleshopping.

Shoeless Molly Flynn. Molly needs to adjust her spending habits on shoes if she wants to maintain harmony in her marriage with Mike.

They Shoot Asses, Don't They? After being shot during a robbery, Mike wants to live each day like it's his last and tells Carl it's time for him to quit the police force.

What Molly Hath Wrought. Molly decides to take a break from writing her novel and accepts a job as a forklift driver at Vince's warehouse - with mixed results.

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.

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.

Mike & Molly's Adventure. Molly is determined to get Mike out of his routine. They try new things together, until reality sets in and it's time to pay the bill.

Weekend At Peggy's. Following a dramatic argument with Joyce over money, Mike and Molly move into Mike's childhood room at Peggy's.

Dips & Salsa. Mike asks Carl to replace him as Molly's dance partner at a salsa class but gets jealous when he realises they're having way too much fun.

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.

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

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.

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.

She Can Put The Barrier Up. Content creator Billie faces cruel online comments over extreme facial redness. Dr. Emma gives her an unexpected diagnosis that may transform her skin.

Oh My Goodness, That's A Lump! Robert has a golf-ball-sized lump on his forehead. Other doctors have told him it's inoperable, but Dr Emma thinks she can help.

The Pain Was Off The Scale. Dr. Emma meets Hester, who has one of the most extreme cases of lupus she has ever seen. Andie has been battling a painful verruca for over a decade.

The Wind Beneath My Nose Bumps. Elaine calls the growth on her love handle her third breast. Jessica's cyst is close to her eye and could be dangerous for Dr. Lee to remove.

Do Iguanas Get Pimples Too? Dr. Lee faces off with iguana-wrangler Madison's head growths. Chanel suffers from painful cyst tunnels that leak and smell like the food she eats.

Gary's Journey. Gary doesn't leave the bed anymore. His mum and a bevy of caretakers handle his needs, but he is so overweight, his life is slipping away from him.

This Is Showtime. Kleinfeld's Bridal unveils its renovation. Plus, celebrity dancer Jenna Johnson needs help finding her reception dress, but her wedding is only two months away!

will Kleinfeld's have her dream dress? And, Lia has never tried on a wedding gown and is running out of time!

Teleshopping.

Teleshopping.

Dips & Salsa. Mike asks Carl to replace him as Molly's dance partner at a salsa class but gets jealous when he realises they're having way too much fun.

Mind Over Molly. Molly grudgingly goes to a therapist at Mike's urging.

Open Mike Night. A confident Molly offers her wisdom to Samuel who now wants to be a standup comic. Her advice causes him to challenge his protective mother.

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.

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

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.

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.

Rich Man, Poor Girl. Victoria brings home a new boyfriend, James and the entire family wonders if he's finally 'the one.'.

Three Girls And An Urn. Molly meets the best buddy of her dreams when Peggy's childhood friend, Kay McKinnon comes to town, but Peggy is not keen on sharing.

The Dice Lady Cometh. Molly looks to win some extra cash when she and the girls head to a riverboat casino for the weekend. Mike and Vince try to enjoy college football.

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.

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.

Are You Sick? Phin broadcasts his love for Sandra publicly, but he's on the wrong wavelength. After a showdown with Adnand, Shorna goes home to her one true love.

It's Like Beating A Dead Fish. Phin serenades Sandra, but will his attempt at reconciliation fall on deaf ears? Zena makes a huge decision and one couple get their happy ending.

Tell All. Judi Love hosts as the couples get together for an explosive reunion with shocking revelations, big announcements and some surprise guests.

She Can Put The Barrier Up. Content creator Billie faces cruel online comments over extreme facial redness. Dr. Emma gives her an unexpected diagnosis that may transform her skin.

Stucco On You. Bob suffers from mysterious open-wound sores all over his body. Virginia can't wait to have her lump removed. Tom is desperate to find a cure for his itchy skin.

Krystal A's Journey. Krystal's weight has really started getting in the way. Her husband supports her unconditionally, but to have a future, she needs weight loss surgery.

Cinderella Gone Wrong. After losing her dress in the California wildfires, Eryka looks for a new dress. Plus, Ashley has lost over 100-lb and needs Shay's help to feel sexy!

Mom's Not On The Guest List. Kayla wants her family's help to find a dress, but they're not invited to the wedding! Plus, Dori's mum and grandmother want her to wear their heirloom.

Teleshopping.

Teleshopping.

Rich Man, Poor Girl. Victoria brings home a new boyfriend, James and the entire family wonders if he's finally 'the one.'.

Three Girls And An Urn. Molly meets the best buddy of her dreams when Peggy's childhood friend, Kay McKinnon comes to town, but Peggy is not keen on sharing.

The Dice Lady Cometh. Molly looks to win some extra cash when she and the girls head to a riverboat casino for the weekend. Mike and Vince try to enjoy college football.

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.

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.

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.

Cabin Pressure Rising. Lisa makes an unexpected decision about Daniel's proposal. Jovon and Annalyn's honeymoon is off to a rocky start. Aviva grows suspicious of Stig.

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.