September 22, 2011 • 21m
Penny is worried with how damaged her friendship with the guys will be in the aftermath of her sleeping with Raj while Sheldon bec...Read more
September 22, 2011 • 20m
A fight between Sheldon and Penny leaves Amy caught in the middle, while Leonard tries to spice up his long-distance relationship with Priya.
September 29, 2011 • 20m
Leonard and Amy get to know each other better, while Howard and Bernadette spend the weekend with Mrs. Wolowitz.
October 6, 2011 • 20m
Penny plays Matchmaker for Raj, which results in him finding a girl he is comfortable talking to.
October 13, 2011 • 21m
Sheldon and Leonard get invited to a party at Wil Wheaton's house, and Howard gets an out-of-this-world opportunity.
October 20, 2011 • 21m
Sheldon's mother, Mary Cooper, comes to visit, but Sheldon is annoyed that she also spends time with the rest of the gang, instead...Read more
October 27, 2011 • 20m
A cute comic book artist puts Leonard and Priya’s relationship to the test, while Sheldon tries to scare the guys for Halloween.
November 3, 2011 • 21m
Amy becomes heartbroken when she discovers that Penny and Bernadette went wedding dress shopping without her.
November 10, 2011 • 21m
Leonard and Penny try hanging out as friends on a 'non-date', but end up purposely ruining each others chances with perspective da...Read more
November 17, 2011 • 21m
When Stuart asks Amy out on a date, Sheldon must confront his feelings and consider where his relationship with Amy is going.
December 8, 2011 • 20m
Leonard must face his fears after being contacted by his high school tormentor.
January 12, 2012 • 21m
Sheldon gets in trouble with Amy when he isn't impressed by her recent accomplishment, and Howard must come to grips with Bernadet...Read more
January 19, 2012 • 21m
Leonard, who broke up with Priya, asks Penny out to a spur-of the-moment romantic dinner for two, and the duo contemplates on their relationship.
January 26, 2012 • 20m
Leonard and Penny deal with the idea of starting a relationship again and Raj finally finds a "woman" he can talk to without being...Read more
February 2, 2012 • 20m
Sheldon's selfish demands force Leonard to reconsider their friendship. Meanwhile, Wolowitz tries to pick his astronaut nickname.
February 9, 2012 • 21m
When Sheldon is forced to take his vacation, he goes to work with Amy in her neurobiology lab.
February 16, 2012 • 21m
Sheldon battles Kripke for a coveted office at the university. Penny receives a very unusual gift from Amy.
February 23, 2012 • 21m
Sheldon becomes agitated when his regular barber is out sick. Astronaut training causes Howard to reconsider wanting to go into sp...Read more
March 8, 2012 • 20m
Sheldon must choose between joining Amy at her aunt's birthday party or playing videogames all weekend with the guys.
March 29, 2012 • 21m
Penny buys Leonard and Sheldon “Star Trek” collectibles as a thank-you, leading Sheldon to be haunted by Mr. Spock. Meanwhile, Raj...Read more
April 5, 2012 • 19m
When Wolowitz gets to work with Stephen Hawking, Sheldon is willing to do anything to meet his hero.
April 26, 2012 • 21m
After the guys throw Howard a bachelor party, Bernadette reconsiders marrying him after learning about his sexual history.
May 3, 2012 • 21m
When NASA moves up Howard's mission, he must face his fears and Bernadette's dad, thus putting the wedding plans in jeopardy. Mean...Read more
May 10, 2012 • 20m
The fifth season ends with Howard and Bernadette deciding to get married before his NASA mission, causing the gang to scurry into ...Read more