Sheldon's foray into online gaming sparks a chain reaction, with Penny becoming inexplicably hooked, much to his chagrin. Despite his efforts to aid her in breaking the habit, Penny finds herself helplessly drawn to the digital realm.
Aired: Sep 22, 2008Leonard's anxiety grows as Penny's dates with him suddenly stop and she becom...
Aired: Sep 29, 2008Leonard's encounter with Leslie Winkle brings temporary solace after Penny is...
Aired: Oct 6, 2008Sheldon's foray into online gaming sparks a chain reaction, with Penny becomi...
Aired: Oct 13, 2008A sudden surge in celebrity status causes tension among the friends as Raj's ...
Aired: Oct 20, 2008Sheldon's driving lessons go awry, leaving Leonard at his wit's end and the g...
6. The Cooper-Nowitzki Theorem
Aired: Nov 3, 2008A graduate student's growing attraction to Sheldon is met with his inability ...
7. The Panty Piñata Polarization
Aired: Nov 10, 2008Penny is driven by a desire for revenge after being forbidden from her friend...
Aired: Nov 17, 2008Leonard's new romantic interest sparks a rivalry with Howard, threatening to ...
9. The White Asparagus Triangulation
Aired: Nov 24, 2008Leonard's new romance with Stephanie is put to the test as Sheldon's overbear...
Aired: Dec 8, 2008Leonard's relationship with Stephanie takes an unexpected turn as he struggle...
11. The Bath Item Gift Hypothesis
Aired: Dec 15, 2008Penny's growing fascination with a charming physicist from the university set...
12. The Killer Robot Instability
Aired: Jan 12, 2009Penny's careless remark sparks a downward spiral of depression in Howard, whi...
Aired: Jan 19, 2009Sheldon's strategy to win over Kripke is designed to grant him access to a hi...
14. The Financial Permeability
Aired: Feb 2, 2009When Penny's financial troubles put her rent in jeopardy, Leonard and Sheldon...
Aired: Feb 9, 2009Leonard's mother, a psychoanalyst, surprisingly forms a strong connection wit...
Aired: Mar 2, 2009Romantic tensions and household conflicts take center stage in the next episo...
Aired: Mar 9, 2009A group of friends engage in a lighthearted competition on a train to San Fra...
Aired: Mar 16, 2009Penny's home-based business sees an unexpected boom in popularity, largely du...
19. The Dead Hooker Juxtaposition
Aired: Mar 30, 2009A charismatic newcomer wins over Leonard, Howard, and Raj, leaving Penny to w...
Aired: Apr 13, 2009Leonard's confidence takes a hit when the comic book store owner asks Penny o...
Aired: Apr 27, 2009The guys embark on a trip to Las Vegas to temporarily escape their romantic w...
22. The Classified Materials Turbulence
Aired: May 4, 2009Leonard's world is turned upside down when Penny's second date with Stuart ta...
Aired: May 11, 2009Penny's gloomy mood spoils the group's North Pole summer plans, casting a dar...
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Guest Starring
Seasons: 12
Current Status: Ended
Network: CBS
Production Country: United States
Currently, you have the opportunity to watch "The Big Bang Theory" by streaming it on the following platforms: Disney+, Max.
