Patrick's parents are in town for his surprise party, but the parents end up with an even bigger surprise, while Alexis drags Moira to a soap opera convention.

Gabe decides to stay on a little longer at Beaucroft Hall, certain that Liz sent him here for a reason.

Ron and Matt try to convince a child to get his shot; Alex helps Joyce with wedding planning; Bruce and Serena butt heads over Matt.

Walden and Alan think it may be time for Berta to retire.

Walden starts partying with Jenny and her hot friends.

Alan learns that Charlie belongs to an exclusive men's group, and he begs his brother to let him join.

Judith is dating Jake's paediatrician and Alan is upset until Charlie points out that if she remarries, his alimony payments will end.

Charlie tries to save Jake from school suspension for giving his teacher the finger by romancing her, but his several attempts fail every time.

Caroline tries to embrace Bobby's hobby of bowling, but she fears she is his bad luck charm when she injures his teammate's hand threatening their chance for a championship.

The girls are excited when they are invited to a press junket to promote the film about Caroline's life, but Caroline gets a surprise when her ex-boyfriend, Candy Andy, shows up.

The girls and the diner gang prepare for their big night on the red carpet at the premiere of the film about Caroline's life. Meanwhile, Max and Caroline contemplate their future at the diner and the states of their love lives.

The guys take a fencing lesson from Barry Kripke and Sheldon finds himself in an awkward position when Kripke expresses interest in Amy.

In the midst of a nation-wide helium shortage, Sheldon and Leonard take desperate measures to get the supplies they need. Also, Penny and Bernadette download a dating app on Amy's phone to try and find her a new man.

Wil Wheaton interviews Sheldon for a Star Trek documentary where he reveals the ring and his plan to propose to Amy. Bernadette wants to start renovating the house and the topic of starting a family together with Howard is brought up.

Phoebe tries to cheer up a depressed Joey by lending him the world's happiest dog. Monica and Chandler's romantic Valentine's Day plans are derailed when they watch a videotape of Phoebe's friend giving birth.

Ross has trouble understanding Joey's revelation about his feelings for Rachel. Meanwhile, Phoebe meets Monica's soul mate, much to Chandler's dismay.

Phoebe's tea leaves tell her she's going to meet the man of her dreams, except the man she meets is a nightmare. Ross tries to retrieve his favourite shirt from Mona's but is interrupted when she returns with her date.

Everybody prepares to go out to Long Island for the elder Gellers' 35th anniversary party. Monica tries to write a toast to make everybody cry and Ross and Rachel discover his parents have told people they're married.

Alan learns that Charlie belongs to an exclusive men's group, and he begs his brother to let him join.

Judith is dating Jake's paediatrician and Alan is upset until Charlie points out that if she remarries, his alimony payments will end.

Charlie tries to save Jake from school suspension for giving his teacher the finger by romancing her, but his several attempts fail every time.

Caroline tries to embrace Bobby's hobby of bowling, but she fears she is his bad luck charm when she injures his teammate's hand threatening their chance for a championship.

The girls are excited when they are invited to a press junket to promote the film about Caroline's life, but Caroline gets a surprise when her ex-boyfriend, Candy Andy, shows up.

The girls and the diner gang prepare for their big night on the red carpet at the premiere of the film about Caroline's life. Meanwhile, Max and Caroline contemplate their future at the diner and the states of their love lives.

The guys take a fencing lesson from Barry Kripke and Sheldon finds himself in an awkward position when Kripke expresses interest in Amy.

In the midst of a nation-wide helium shortage, Sheldon and Leonard take desperate measures to get the supplies they need. Also, Penny and Bernadette download a dating app on Amy's phone to try and find her a new man.

Wil Wheaton interviews Sheldon for a Star Trek documentary where he reveals the ring and his plan to propose to Amy. Bernadette wants to start renovating the house and the topic of starting a family together with Howard is brought up.

Phoebe tries to cheer up a depressed Joey by lending him the world's happiest dog. Monica and Chandler's romantic Valentine's Day plans are derailed when they watch a videotape of Phoebe's friend giving birth.

Ross has trouble understanding Joey's revelation about his feelings for Rachel. Meanwhile, Phoebe meets Monica's soul mate, much to Chandler's dismay.

Everybody prepares to go out to Long Island for the elder Gellers' 35th anniversary party. Monica tries to write a toast to make everybody cry and Ross and Rachel discover his parents have told people they're married.

Evelyn borrows Charlie's car to help her impress a Saudi prince, because she wants to sell him real estate. When Charlie gets the car back, he discovers his mother's bra in the backseat. When he finds out why it's there he decides to trade in his car.

Charlie meets his match when he falls for a woman who is better at playing hard to get than he is.

Alan denies having shoplifted a toy as a child and fears he has a dark side, until Charlie admits he planted the toy on Alan to stay out of trouble himself.

Experienced waitress Max Black meets her new co-worker, former rich-girl Caroline Channing, and puts her skills to the test at an old but re-emerging Brooklyn diner.

Caroline thinks she's doing Max a favour - but she is really stealing Max's thunder - when she takes it upon herself to facilitate Max's breakup with Robbie.

Max introduces Caroline to the art of thrift store shopping, which takes a dangerous turn when a battle erupts over a T-shirt.

Sheldon, Wolowitz and Koothrappali post an online advertisement to find Sheldon a new girlfriend. Also, when Amy is coy with details about a guy she is dating, Penny and Bernadette decide to spy.

Sheldon and Amy try hanging out as friends when they spend Thanksgiving together at the aquarium. Also, Wolowitz reluctantly agrees to volunteer at the soup kitchen with Bernadette, Raj and Emily.

Sheldon has a revelation when he realizes why a song was stuck in his head. Also, Amy invites Dave over for dinner despite their previously awkward date.

Joey prepares for an interview with Soap Opera Digest. He's afraid of appearing stupid so he enlists his friends to make sure things go well. During the interview he reminisces about his past acting and life experiences.

Rachel panics when she realises she's not ready to take care of a baby and agrees for her mother to move in with her and Ross to help out. The guys help Joey practice for his audition as the host of a wild game show.

Monica's restaurant gets a bad review. After confronting the critic who wrote it she decides to join a cooking class. Chandler prepares for a job interview after Phoebe tells him that he makes a bad first impression.

Joey must decide who to invite to the premiere of his movie. Unfortunately, his pick, Chandler, falls asleep during it. Rachel's due date comes and goes and the doctor tells Ross and Rachel sex may help speed things along.

Ron and Matt try to convince a child to get his shot; Alex helps Joyce with wedding planning; Bruce and Serena butt heads over Matt.

Hoping to confirm their compatibility, Julia and Trey ask Jim to give them pre-marital counseling, believing him to be the most knowledgeable guy for the job.

Alan befriends Lyndsey's boyfriend.

Alan asks Walden to set him up on a date with Lynda Carter.

Johnny fills in for Moira at the annual Mayor's Roast, as David distracts Moira from finding out that Stevie and Patrick have been taking private dance lessons.

Experienced waitress Max Black meets her new co-worker, former rich-girl Caroline Channing, and puts her skills to the test at an old but re-emerging Brooklyn diner.

Caroline thinks she's doing Max a favour - but she is really stealing Max's thunder - when she takes it upon herself to facilitate Max's breakup with Robbie.

Max introduces Caroline to the art of thrift store shopping, which takes a dangerous turn when a battle erupts over a T-shirt.

Joey prepares for an interview with Soap Opera Digest. He's afraid of appearing stupid so he enlists his friends to make sure things go well. During the interview he reminisces about his past acting and life experiences.