Caroline and Max throw a '90s-themed party at the diner to attract rich hipsters and raise money for their cupcake business. Caroline is horrified when her rich ex-boyfriend, William, comes into the diner.

Ted’s attempt to get expelled from high school leads him to purchase drugs from an unlikely source.

Ted’s attempt to get expelled from high school leads him to purchase drugs from an unlikely source.

Evelyn's husband Teddy is found dead in this spoof episode of CSI. The CSIs investigate the death, during which it is revealed Teddy and Courtney are frauds who were trying to steal money from both Charlie and Evelyn.

Alan tries to get Jake to do a book report on The Taming of the Shrew but Jake keeps losing the book. At the library, Charlie seeks relationship advice in the books and becomes attracted to an older self-help author.

Walden reprioritises his life.

Alan gets offended when Walden asks him to sign a pre-nup.

Walden and Alan pretend to be a loving couple for the adoption.

Brick develops a quirky new tick.

Rita Glossner takes Frankie on a road trip.

Sue keeps a holiday secret as Christmas approaches.

The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.

Amy tries to help Sheldon get over his compulsive need for closure when one of his favorite TV shows is canceled. Raj discovers a secret about Lucy.

Leonard and Sheldon hire the host (Bob Newhart) of their favorite childhood TV show to perform. meanwhile, Bernadette and Howard run into trouble while dog-sitting for Raj's pet.

Monica plans a lovely, quiet Thanksgiving feast for the gang but the food burns when Chandler distracts the friends with a break-away balloon. Joey models for an embarrassing poster & Ross sings to his unborn child.

All the friends make a pact not to bring dates to the New Years party but they all do, except Ross who arrives with his new companion, a monkey named Marcel.

Chandler's romance novelist mum comes to visit and Joey catches her and Ross kissing. Monica and Phoebe compete for the attention of "coma guy", who gets hit by an ambulance after Monica woo-woo's at him on the street.

Everyone knows the sex of Ross' baby except for Ross, who doesn't want to find out until it's born. Monica makes a dozen lasagne for her aunt, only to discover that her aunt doesn't eat meat.

Walden reprioritises his life.

Alan gets offended when Walden asks him to sign a pre-nup.

Walden and Alan pretend to be a loving couple for the adoption.

Brick develops a quirky new tick.

Rita Glossner takes Frankie on a road trip.

Sue keeps a holiday secret as Christmas approaches.

The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.

Leonard and Sheldon hire the host (Bob Newhart) of their favorite childhood TV show to perform. meanwhile, Bernadette and Howard run into trouble while dog-sitting for Raj's pet.

Monica plans a lovely, quiet Thanksgiving feast for the gang but the food burns when Chandler distracts the friends with a break-away balloon. Joey models for an embarrassing poster & Ross sings to his unborn child.

All the friends make a pact not to bring dates to the New Years party but they all do, except Ross who arrives with his new companion, a monkey named Marcel.

Chandler's romance novelist mum comes to visit and Joey catches her and Ross kissing. Monica and Phoebe compete for the attention of "coma guy", who gets hit by an ambulance after Monica woo-woo's at him on the street.

Everyone knows the sex of Ross' baby except for Ross, who doesn't want to find out until it's born. Monica makes a dozen lasagne for her aunt, only to discover that her aunt doesn't eat meat.

Walden and Alan meet a birth mother who is considering them.

Walden decides to foster a six-year-old named Louis.

Alan breaks Walden's rules to appear cool for Louis.

The Hecks spend New Year's Day at the Orson Escape Room.

Frankie is elated when she wins a month of free maid service.

Brad agrees to coach Sue's no-cut a capella group.

Amy and Sheldon's relationship takes a surprising turn during a game of 'Dungeons & Dragons'. Lucy and Koothrappali have an awkward date.

When Leonard receives an exciting opportunity to work overseas, Penny and Sheldon are thrown for a loop.

With Leonard away, Sheldon and Penny spend quality time together sharing intimate secrets. Also, Wolowitz helps Raj get over his ex-girlfriend.

Chandler accidentally sees Rachel wandering around topless after her shower & a chain reaction of nudity ensues. Joey finds himself playing parent when he has to decide whether to hide his father's affair from his mum.

Ross' first date in nine years is on Valentine's Day. Joey sets Chandler up on a blind date with Janice. Phoebe, Monica & Rachel decide to spend the holiday burning mementos of past boyfriends & end up causing a fire.

Monica cooks a gourmet meal for a restaurateur looking for a new chef. Chandler gets promoted, quits & then takes his job back. Ross has a date with a colleague and gives new meaning to the term "spanking the monkey".

Joey falls for Phoebe's twin sister, Ursula. Chandler finds himself between a rock and a hard place when he's told to fire an employee he's attracted to. Ross has doubts about parenthood when he attends Lamaze classes.

Georgie and Fagenbacher go head to head when Fagenbacher tries to sabotage Georgie's attempt to honor his dad.

Ned slowly starts with his volunteer crew until Esmeralda forces an accelerated scramble for stories; Detrick and Travis, Mare and Barry, and Adam and Adelola form Woodward and Bernstein teams with limited results.

Alex accidentally provokes the Emergency Department’s mean girls. Ron and Serena battle over parking etiquette. Bruce has a hard time letting go of the spotlight.

Ron and Bruce butt heads over a candy bar. Alex is forced to fire an incompetent employee. Matt seeks appreciation for saving a patient’s life.

It’s the holiday season at St. Denis. Alex and Ron care for a patient whose diagnosis is not what it seems. Joyce enlists Serena’s help to boost St. Denis’ online presence. Bruce and Matt help a Santa in need.

Ammar tells us about his childhood, moving from private to public schools, and his weight. And Sary shares what its like crossing the 30-year old mark, his car "Umm Khaled" and that time he went to a concert with his mom.