Friends
1994
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- Season 4 overviewSep 23, 2010-May 19, 201124 episodesSeason 4 episodes1. The Robotic Manipulation Sep 23, 2010
- Penny tags along on Sheldon's first date; Wolowitz finds a new use for a robotic arm.
- 2. The Cruciferous Vegetable Amplification Sep 30, 2010
- Sheldon realizes he will not live long enough to download his consciousness into a robot body.
- 3. The Zazzy Substitution Oct 7, 2010
- When Sheldon searches for an alternative to human companionship, the guys become concerned.
- 4. The Hot Troll Deviation Oct 14, 2010
- An embarrassing secret of Wolowitz's is revealed; Raj and Sheldon get into a war at work.
- 5. The Desperation Emanation Oct 21, 2010
- Leonard realizes he is the only one in his group without a girlfriend.
- 6. The Irish Pub Formulation Oct 28, 2010
- Leonard keeps an affair a secret from Sheldon, Howard and Raj.
- 7. The Apology Insufficiency Nov 4, 2010
- Sheldon's interview with the FBI jeopardizes Wolowitz's security clearance.
- 8. The 21-Second Excitation Nov 11, 2010
- The guys camp out for a movie screening; Penny and Bernadette invite Amy to her first slumber party.
- 9. The Boyfriend Complexity Nov 18, 2010
- Penny asks Leonard to lie to her father; an all-nighter at a telescope.
- 10. The Alien Parasite Hypothesis Dec 9, 2010
- Koothrappali and Wolowitz try to prove who would be a better superhero.
- 11. The Justice League Recombination Dec 16, 2010
- The guys try to bond with Penny's new boyfriend through a costume contest.
- 12. The Bus Pants Utilization Jan 6, 2011
- Leonard's idea for a smartphone application causes friction in his friendship with Sheldon.
- 13. The Love Car Displacement Jan 20, 2011
- Bernadette runs into her ex-boyfriend (Rick Fox) while attending a science event with Wolowitz.
- 14. The Thespian Catalyst Feb 3, 2011
- Sheldon takes acting lessons from Penny in hope of becoming a better teacher.
- 15. The Benefactor Factor Feb 10, 2011
- A wealthy donor makes Leonard question what he is willing to do for science.
- 16. The Cohabitation Formulation Feb 17, 2011
- Wolowitz considers taking things with Bernadette to the next level.
- 17. The Toast Derivation Feb 24, 2011
- Sheldon is upset when he realizes Leonard is the center of their group of friends.
- 18. The Prestidigitation Approximation Mar 10, 2011
- Leonard must choose between Penny and his new girlfriend, Priya.
- 19. The Zarnecki Incursion Mar 31, 2011
- The guys try to figure out who hacked Sheldon's online-game account.
- 20. The Herb Garden Germination Apr 7, 2011
- Howard decides to take a big step in his relationship with Bernadette.
- 21. The Agreement Dissection Apr 28, 2011
- Priya dissects the roommate agreement; the ladies take Sheldon dancing.
- 22. The Wildebeest Implementation May 5, 2011
- Raj tries to cure his social anxiety; Penny spies on Leonard and his girlfriend through Bernadette.
- 23. The Engagement Reaction May 12, 2011
- Howard's mom winds up in the hospital after hearing news of her son's engagement to Bernadette.
- 24. The Roommate Transmogrification May 19, 2011
- Bernadette gets her Ph.D., inspiring the guys to tease Wolowitz about his lack of a doctorate.
The fourth season of the American television sitcom The Big Bang Theory aired on CBS from September 23, 2010 to May 19, 2011. Melissa Rauch and Mayim Bialik auditioned and were promoted to the main cast during this season as Dr. Bernadette Rostenkowski and Dr. Amy Farrah Fowler respectively.
Find out the titles, dates, ratings and summaries of all 24 episodes of season 4 of the popular sitcom The Big Bang Theory. Watch options and cast information are also available on IMDb.
Season 4 of The Big Bang Theory returned to television on September 23, 2010, and contained 24 episodes. Throughout the season, both Sheldon and Howard become more involved in their girls/girlfriends and Penny realizes her true feelings for Leonard following their third season break-up...
Read critics' reviews and ratings of the fourth season of the popular sitcom The Big Bang Theory, starring Jim Parsons, Johnny Galecki, Kaley Cuoco and more. Find out where to watch the season online or on TV.
- (10)
- September 24, 2007
- Johnny Galecki
Streaming, rent, or buy The Big Bang Theory – Season 4: Currently you are able to watch "The Big Bang Theory - Season 4" streaming on Max, Max Amazon Channel or buy it as download on Amazon Video, Google Play Movies, Vudu, Microsoft Store, Apple TV.
- 17
- TV-PG
Sep 23, 2010 · Find out the plot, cast, ratings and trivia of each episode of season 4 of the popular sitcom The Big Bang Theory. Follow the adventures of Sheldon, Leonard, Penny and their friends as they navigate love, science and humor.
Sep 23, 2010 · On the fourth season premiere, Penny (series star KALEY CUOCO) finds herself along for the ride on Sheldon's (series star JIM PARSONS) first date ever. Meanwhile, Wolowitz (series star SIMON...
