The Big Bang Theory

1. The Skank Reflex Analysis

The gang deal with the fallout from Penny and Raj's night together.

2. The Infestation Hypothesis

Amy gets inadvertently caught in the middle of a fight between Sheldon and Pe...

3. The Pulled Groin Extrapolation

Leonard accompanies Amy to a colleague's wedding. Howard tries to convince Be...

4. The Wiggly Finger Catalyst

Penny sets up Raj with a deaf friend, not knowing that she's actually a gold ...

5. The Russian Rocket Reaction

Sheldon takes offense when Leonard wants to attend a party with Wil Wheaton, ...

7. The Good Guy Fluctuation

Sheldon tries to get into the spirit of Halloween by trying to scare the guys...

8. The Isolation Permutation

Amy is hurt when Penny and Bernadette go bridesmaid dress shopping without he...

9. The Ornithophobia Diffusion

Sheldon tries to overcome his fear of birds, while Leonard and Penny attempt ...

10. The Flaming Spittoon Acquisition

When Stuart asks Amy on a date, Sheldon considers having a more serious relat...

11. The Speckerman Recurrence

Leonard confronts the man who bullied him in high school, while Penny realize...

12. The Shiny Trinket Maneuver

Penny helps Sheldon work on his relationship with Amy when he trivializes one...

13. The Recombination Hypothesis

Leonard and Penny contemplate reviving their romantic relationship.

14. The Beta Test Initiation

Leonard and Penny develop a system to ensure their dates go smoothly. Raj fin...

15. The Friendship Contraction

Leonard signs out of his roommate agreement, reducing himself and Sheldon to ...

16. The Vacation Solution

When the university forces Sheldon to use vacation days, he decides to hang o...

17. The Rothman Disintegration

Sheldon battles Kripke for a coveted office at the university. Penny receives...

18. The Werewolf Transformation

Sheldon wreaks havoc when he tries to get a haircut from his regular barber, ...

19. The Weekend Vortex

Sheldon has to choose between joining Amy at her aunt's birthday party or pla...

20. The Transporter Malfunction

Raj gets quite a surprise when he asks his parents to set him up on a date. P...

21. The Hawking Excitation

Sheldon uses any and all means to meet his hero, Dr. Stephen Hawking.

22. The Stag Convergence

The guys throw Howard a bachelor party, and some embarrassing details about h...

23. The Launch Acceleration

NASA cancel, and later reinstate Howard's mission into space, coinciding with...

24. The Countdown Reflection

As Howard prepares for his mission into space, flashbacks show the recent eve...