A sleep-deprived Moira worries about a stack of old love letters addressed to Johnny from another woman, while David and Stevie are held up at David's store.

When Jim embellishes his yoga abilities to impress a woman, Julia must step in to save him from looking like a fool.

Ned stifles his desire to win at the Ohio Journalism Awards; Nicole uncovers Detrick's monogamy and becomes furious; Oscar comes to terms with the documentary; Mare brings a famous date; Esmeralda sings and Ken plots an emergency to play the hero.

Missi, an old family friend comes to visit for a week and develops a relationship with Jake who is home on leave from the Army. When Jake comes to return to base though, Missi reveals she already has a boyfriend.

Walden starts dating Rose. This news shocks Alan and he tries to warn Walden about Rose, describing her tactics and history with Charlie, but Walden disregards them as Rose explained everything to him.

Molly is guilted into hosting Thanksgiving by Mike's mom.

Mike gets in touch with his feminine side at Molly's place.

Mike tries to find the perfect Christmas gift for Molly.

Max and the diner gang join forces in order to get Earl back on stage performing and playing his saxophone.

Caroline falls in with the wrong crowd when she tries to make new friends, whilst Max reconnects with an old friend.

Caroline falls in with the wrong crowd when she tries to make new friends, whilst Max reconnects with an old friend.

Max and Caroline sign up to be "Booth Babes" in order to get into a large gaming convention for free. Once inside they discover Han's friend created video game characters based on them, so they demand compensation.

Sheldon faces a personal crisis after deciding he’s wasting his time with string theory. Meanwhile, a double date between Raj, Emily and the Wolowitzes ends in embarrassment for Howard.

To prepare for a date with Emily, Howard acclimatizes Raj to horror movies. Penny and Sheldon are upset when they discover Amy and Bernadette lied to avoid hanging out with them.

As the gang celebrates Star Wars Day, Sheldon discovers he is having difficulty dealing with the death of Professor Proton.

Joey gets an audition for the lead character in a new TV show. When the audition is rescheduled, Chandler takes the message but forgets to tell Joey.

Ross recruits his friends to go with him on his first meeting with Elizabeth's father, who ends up hitting if off with Rachel. Joey may be fired from his sitcom when he has a fight with C.H.E.E.S.E.'s operator.

When Paul threatens to fire Ross if he doesn't stop seeing his daughter, Ross and Elizabeth take a trip up to her dad's mountain cabin. Unfortunately, Paul has the same idea and takes Rachel at the same time.

Chandler and Phoebe shop for a ring for Monica. Chandler finds the perfect one but Phoebe accidentally lets it get away.

Molly is guilted into hosting Thanksgiving by Mike's mom.

Mike gets in touch with his feminine side at Molly's place.

Mike tries to find the perfect Christmas gift for Molly.

Max and the diner gang join forces in order to get Earl back on stage performing and playing his saxophone.

Caroline falls in with the wrong crowd when she tries to make new friends, whilst Max reconnects with an old friend.

Caroline falls in with the wrong crowd when she tries to make new friends, whilst Max reconnects with an old friend.

Max and Caroline sign up to be "Booth Babes" in order to get into a large gaming convention for free. Once inside they discover Han's friend created video game characters based on them, so they demand compensation.

Sheldon faces a personal crisis after deciding he’s wasting his time with string theory. Meanwhile, a double date between Raj, Emily and the Wolowitzes ends in embarrassment for Howard.

To prepare for a date with Emily, Howard acclimatizes Raj to horror movies. Penny and Sheldon are upset when they discover Amy and Bernadette lied to avoid hanging out with them.

As the gang celebrates Star Wars Day, Sheldon discovers he is having difficulty dealing with the death of Professor Proton.

Joey gets an audition for the lead character in a new TV show. When the audition is rescheduled, Chandler takes the message but forgets to tell Joey.

Ross recruits his friends to go with him on his first meeting with Elizabeth's father, who ends up hitting if off with Rachel. Joey may be fired from his sitcom when he has a fight with C.H.E.E.S.E.'s operator.

When Paul threatens to fire Ross if he doesn't stop seeing his daughter, Ross and Elizabeth take a trip up to her dad's mountain cabin. Unfortunately, Paul has the same idea and takes Rachel at the same time.

Chandler and Phoebe shop for a ring for Monica. Chandler finds the perfect one but Phoebe accidentally lets it get away.

Molly and Mike's mom clash when Mike gets sick.

Molly's not happy when Vince tries to befriend Mike.

Caroline shares her riches-to-rags life story on stage at a storytelling night and captures the attention of a Hollywood studio executive. Meanwhile, Sophie and Oleg search for a surrogate.

Max tags along with Caroline when she's invited to Los Angeles by a film studio to discuss the idea of making her riches-to-rags life story into a movie.

In Hollywood, Caroline faces tough decisions about the movie, and Max is spoiled by her new beau, Randy, who sets up Caroline with a former studio mogul.

A bad day causes Penny to reevaluate her life choices – including Leonard. Meanwhile, Howard and Bernadette struggle to care for Mrs. Wolowitz, and Raj gets relationship advice from Sheldon.

Sheldon get upset about his career, the destruction of the comic book store and Leonard and Penny's future living arrangements. Howard and Bernadette can't keep hold of a carer for his mother.

Leonard and Amy take a road trip.

Chandler plans to propose to Monica at dinner but his plans go awry when Richard shows up. Phoebe and Joey join Rachel at a charity auction.

Monica struggles to decide between Richard and Chandler. Meanwhile, Rachel and Phoebe discuss their backup plans if they are not married before the time they're 40.

Everybody toasts the engagement. Ross and Rachel debate a "bonus night" and when Monica catches them kissing she thinks Rachel is trying to steal the spotlight from her engagement.

Everybody begins planning for the wedding and Monica learns what her parents have done with her wedding fund; Phoebe moves in with Ross and Joey teases Rachel about her late-night reading material.

When Courteney learns that an AI company is looking at Heådltston as a potential site for its new data center, she goes full out to win them over, hoping to get much-needed money and sponsorship for her team.

While celebrating Glen’s promotion, Glen and Kirsty check their bank account to discover their wedding fund is empty. With Lee on the run, Glen finally comes face to face with the bad men his brother has been running from, but all is not as it seems.

Walden asks Rose to move in so they can spend more time together. The next day, however, Walden gets a call from Zoey. They meet and Zoey confesses she still loves him, which forces Walden into making a decision.

Walden hires an actress to play the part of his girlfriend and ends up falling for her. Meanwhile, Jake and Missi plan a rendezvous which doesn't go well when Alan is informed that Jake went AWOL from the Army.

Alexis and Johnny hatch a plan to impress a motel reviewer, while David and Patrick search for a new apartment.

Caroline shares her riches-to-rags life story on stage at a storytelling night and captures the attention of a Hollywood studio executive. Meanwhile, Sophie and Oleg search for a surrogate.

Max tags along with Caroline when she's invited to Los Angeles by a film studio to discuss the idea of making her riches-to-rags life story into a movie.