Highest Rated Episodes
The guys camp out all night waiting to see an extended cut of Indiana Jones, while Amy joins in on girls' night with Penny ...read more The guys camp out all night waiting to see an extended cut of Indiana Jones, while Amy joins in on girls' night with Penny and Bernadette. show less
When the guys can't get hold of any Comic-Con tickets, Sheldon tries to hold his own convention and ends up spending a wild ...read more When the guys can't get hold of any Comic-Con tickets, Sheldon tries to hold his own convention and ends up spending a wild night with James Earl Jones. Meanwhile, the girls try to feel more mature by going to a fancy hotel for tea. show less
The guys enter a costume contest as members of the Justice League and convince Penny and Zack to join them.
Sheldon and Amy take a train ride to Napa Valley with Howard and Bernadette on Valentine's Day. Leonard and Penny take ...read more Sheldon and Amy take a train ride to Napa Valley with Howard and Bernadette on Valentine's Day. Leonard and Penny take Raj's dog to the vet when she accidentally eats some chocolate. show less
Sheldon hits it off with Leonard's psychoanalyst mother, but she drives Leonard and Penny to the bottle.
Leonard, Howard and Raj have to decide who will take their extra Star Wars movie ticket, while Sheldon plans something special ...read more Leonard, Howard and Raj have to decide who will take their extra Star Wars movie ticket, while Sheldon plans something special for Amy's birthday. show less
Sheldon seeks help from the rest of the gang in overcoming his fear of public speaking when he receives an award.
Penny plans revenge when Sheldon bans her from his and Leonard's apartment, while Howard and Raj use the latest technology ...read more Penny plans revenge when Sheldon bans her from his and Leonard's apartment, while Howard and Raj use the latest technology to try to find the house being used in "America's Next Top Model." show less
The guys' friendship is threatened when they find a ring from the "Lord of the Rings" trilogy.
Sheldon gets mad at Amy for ruining one of his favorite movies, Raj and Stuart try to make their online dating profiles more ...read more Sheldon gets mad at Amy for ruining one of his favorite movies, Raj and Stuart try to make their online dating profiles more appealing, and Leonard tries to play the sympathy card with Penny. show less
Leonard and Penny try to have a wedding ceremony that everyone can attend, but it creates serious conflict among Sheldon's ...read more Leonard and Penny try to have a wedding ceremony that everyone can attend, but it creates serious conflict among Sheldon's mother and Leonard's divorced parents. Meanwhile, Howard and Raj become convinced the government is out to get them. show less
A pair of socially awkward theoretical physicists meet their new neighbor Penny, who is their polar opposite.
Leonard feels threatened after hearing about Penny's study partner at school, while Howard and Raj become determined to find ...read more Leonard feels threatened after hearing about Penny's study partner at school, while Howard and Raj become determined to find out one of Sheldon's secrets. show less
When Priya finds a loophole in the roommate agreement to throw Sheldon out for the night, Penny, Amy and Bernadette take him to ...read more When Priya finds a loophole in the roommate agreement to throw Sheldon out for the night, Penny, Amy and Bernadette take him to a nightclub. show less
When Sheldon becomes stuck in a rut with his work, the gang try to help him by raising his stress levels. Howard teases Raj with ...read more When Sheldon becomes stuck in a rut with his work, the gang try to help him by raising his stress levels. Howard teases Raj with a game called "Emily or Cinnamon." show less
An FBI agent interviews the guys when Howard needs to obtain a security clearance.
The guys's skills are put to the test when they get a flat tire on the way to Mexico for Leonard's bachelor party. The ...read more The guys's skills are put to the test when they get a flat tire on the way to Mexico for Leonard's bachelor party. The girls throw Penny a mini-bachelorette party. show less
Leonard becomes concerned when his date with Penny ends abruptly and she starts blowing him off. When told the truth, Sheldon ...read more Leonard becomes concerned when his date with Penny ends abruptly and she starts blowing him off. When told the truth, Sheldon would rather move out than keep Penny's reasons a secret from Leonard. show less
The guys are stranded in the middle of nowhere when Leonard's car is stolen on the way to the Bakersfield Comic-Con. Back ...read more The guys are stranded in the middle of nowhere when Leonard's car is stolen on the way to the Bakersfield Comic-Con. Back home, the girls try to figure out why the guys are so fascinated with comic books. show less
Leonard is disappointed when Penny develops an interest in an attractive physicist at the university. Meanwhile, Sheldon ...read more Leonard is disappointed when Penny develops an interest in an attractive physicist at the university. Meanwhile, Sheldon struggles to find an appropriate Christmas gift for Penny. show less
Leonard and Penny develop a system to ensure their dates go smoothly. Raj finally finds a woman he can talk to - the virtual ...read more Leonard and Penny develop a system to ensure their dates go smoothly. Raj finally finds a woman he can talk to - the virtual assistant on his mobile phone. show less
Penny is furious with Leonard and Sheldon when they sneak into her apartment and clean it while she is sleeping.
Penny asks Leonard to pose as her boyfriend when her father visits. Howard, Raj and Bernadette have an awkward encounter when ...read more Penny asks Leonard to pose as her boyfriend when her father visits. Howard, Raj and Bernadette have an awkward encounter when they spend the evening together. show less
Penny's second date with Stuart has significant implications for Leonard. Howard enlists the guys' help with one of his ...read more Penny's second date with Stuart has significant implications for Leonard. Howard enlists the guys' help with one of his NASA projects. show less
Amy tries to help a depressed Sheldon find closure when one of his favorite TV shows is canceled. Raj becomes paranoid when he ...read more Amy tries to help a depressed Sheldon find closure when one of his favorite TV shows is canceled. Raj becomes paranoid when he finds Lucy's blog. show less
Howard receives some shocking news as everyone prepares for the re-opening of the comic book store. Meanwhile, Penny tries to ...read more Howard receives some shocking news as everyone prepares for the re-opening of the comic book store. Meanwhile, Penny tries to teach Sheldon how to "let it go," but can't follow her own advice when she learns something infuriating about Amy. show less
Leonard tries to learn about football to fit in with Penny's friends. Meanwhile, a loss in a kite war threatens to end Raj ...read more Leonard tries to learn about football to fit in with Penny's friends. Meanwhile, a loss in a kite war threatens to end Raj and Howard's friendship. show less
As Howard prepares for his mission into space, flashbacks show the recent events leading up to his and Bernadette's wedding.
Leonard is forced to ask Penny to set Howard up with one of her friends, while Sheldon seeks payback against sci-fi star Wil ...read more Leonard is forced to ask Penny to set Howard up with one of her friends, while Sheldon seeks payback against sci-fi star Wil Wheaton. show less
When Sheldon calculates the technology to download his consciousness into a robot won't be invented soon enough, he ...read more When Sheldon calculates the technology to download his consciousness into a robot won't be invented soon enough, he desperately tries to find a way to increase his lifespan. show less
Leonard has to deal with the fallout of disproving Sheldon's new scientific discovery. Raj spends a week at Howard and ...read more Leonard has to deal with the fallout of disproving Sheldon's new scientific discovery. Raj spends a week at Howard and Bernadette's apartment. show less
When Penny finds out Alex has a crush on Leonard, Sheldon gets himself and the rest of the guys in trouble with Human Resources ...read more When Penny finds out Alex has a crush on Leonard, Sheldon gets himself and the rest of the guys in trouble with Human Resources whilst trying to solve the problem. show less
After returning from the North Pole, a conflict among the guys sends Sheldon back to Texas and interferes with Leonard's ...read more After returning from the North Pole, a conflict among the guys sends Sheldon back to Texas and interferes with Leonard's reunion with Penny. show less
Sheldon misses an opportunity to get Stan Lee's autograph because he has to make an appearance in traffic court.
Sheldon and Raj test whether they could survive a dark-matter research expedition in a salt mine by simulating the conditions in ...read more Sheldon and Raj test whether they could survive a dark-matter research expedition in a salt mine by simulating the conditions in a steam tunnel. Meanwhile, Leonard and Penny seek advice from Howard and Bernadette when they argue about money. show less
Leonard and Sheldon try to help out Penny when she can't afford to pay her rent.
When Stuart asks Amy on a date, Sheldon considers having a more serious relationship with her. Meanwhile, the guys become ...read more When Stuart asks Amy on a date, Sheldon considers having a more serious relationship with her. Meanwhile, the guys become obsessed with a new card game involving Wild West heroes and witches. show less
Leonard signs out of his roommate agreement, reducing himself and Sheldon to mere acquaintances, while Howard tries to think of ...read more Leonard signs out of his roommate agreement, reducing himself and Sheldon to mere acquaintances, while Howard tries to think of a cool astronaut nickname for himself. show less
Sheldon tries to get into the spirit of Halloween by trying to scare the guys after they prank him. Leonard seeks Penny's ...read more Sheldon tries to get into the spirit of Halloween by trying to scare the guys after they prank him. Leonard seeks Penny's advice when an attractive comic book artist takes an interest in him. show less
Penny gets fired from her movie and takes a serious look at her life. Raj sees Emily on a date with another man at the movies. ...read more Penny gets fired from her movie and takes a serious look at her life. Raj sees Emily on a date with another man at the movies. Howard and Bernadette have to take care of his mother after she breaks her leg. show less
Sheldon attempts to help Penny understand physics to impress Leonard, while Howard becomes jealous when Bernadette takes an ...read more Sheldon attempts to help Penny understand physics to impress Leonard, while Howard becomes jealous when Bernadette takes an interest in Leonard's research. show less
The guys struggle to cope with Raj's arrogance after he is featured in a People magazine article.
Leslie seduces Leonard, but afterwards tells him that she is only interested in a one-night stand.
Sheldon uses any and all means to meet his hero, Dr. Stephen Hawking.
Leonard and Sheldon go to great lengths to secure the helium they need during a nation-wide shortage. Meanwhile, the rest of the ...read more Leonard and Sheldon go to great lengths to secure the helium they need during a nation-wide shortage. Meanwhile, the rest of the gang try to find Amy a new boyfriend on a dating app. show less
Sheldon and Amy secretly experiment on the gang by spreading rumors when they hear that Bernadette is thinking about breaking up ...read more Sheldon and Amy secretly experiment on the gang by spreading rumors when they hear that Bernadette is thinking about breaking up with Howard. show less
After Leonard tries to help Penny following a failed role on a TV show, she makes an important decision. Meanwhile, Raj and ...read more After Leonard tries to help Penny following a failed role on a TV show, she makes an important decision. Meanwhile, Raj and Stuart try to practice their social skills, and Sheldon navigates the intricacies of being funny. show less
When Sheldon hires a female grad student to assist him, a jealous Amy asks Penny to help her spy on them. On the space station, ...read more When Sheldon hires a female grad student to assist him, a jealous Amy asks Penny to help her spy on them. On the space station, Howard begins behaving erratically. show less
Leonard is so upset when a friend from the comic book store begins dating Penny that he convinces Howard and Raj to take him to ...read more Leonard is so upset when a friend from the comic book store begins dating Penny that he convinces Howard and Raj to take him to a bar so that he can pick up a woman of his own. show less
While Raj plans Stuart's Halloween party at the comic book store, Howard annoys the rest of the gang by constantly talking ...read more While Raj plans Stuart's Halloween party at the comic book store, Howard annoys the rest of the gang by constantly talking about space, and Penny tries to take more of an interest in Leonard's work. show less