When Penny's financial troubles put her rent in jeopardy, Leonard and Sheldon step in to help their friend in need.
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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VietnamSeasons: 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+, Netflix, Sky Go or alternatively, you can enjoy it completely free of charge with advertisements on the following platforms: All 4, Prime Video. Additionally, viewers have the option to either rent or purchase "The Big Bang Theory" on the following digital platforms: AppleTV, Windows Store, Amazon, Google Play.
