1. The Skank Reflex Analysis
Aired: Sep 22, 2011 The gang deal with the fallout from Penny and Raj's night together.
2. The Infestation Hypothesis
Aired: Sep 22, 2011 Amy gets inadvertently caught in the middle of a fight between Sheldon and Pe...
3. The Pulled Groin Extrapolation
Aired: Sep 29, 2011 Leonard accompanies Amy to a colleague's wedding. Howard tries to convince Be...
4. The Wiggly Finger Catalyst
Aired: Oct 6, 2011 Penny sets up Raj with a deaf friend, not knowing that she's actually a gold ...
5. The Russian Rocket Reaction
Aired: Oct 13, 2011 Sheldon takes offense when Leonard wants to attend a party with Wil Wheaton, ...
6. The Rhinitis Revelation
Aired: Oct 20, 2011 Sheldon gets upset when his mother comes to visit but refuses to cook for him...
7. The Good Guy Fluctuation
Aired: Oct 27, 2011 Sheldon tries to get into the spirit of Halloween by trying to scare the guys...
8. The Isolation Permutation
Aired: Nov 3, 2011 Amy is hurt when Penny and Bernadette go bridesmaid dress shopping without he...
9. The Ornithophobia Diffusion
Aired: Nov 10, 2011 Sheldon tries to overcome his fear of birds, while Leonard and Penny attempt ...
10. The Flaming Spittoon Acquisition
Aired: Nov 17, 2011 When Stuart asks Amy on a date, Sheldon considers having a more serious relat...
11. The Speckerman Recurrence
Aired: Dec 8, 2011 Leonard confronts the man who bullied him in high school, while Penny realize...
12. The Shiny Trinket Maneuver
Aired: Jan 12, 2012 Penny helps Sheldon work on his relationship with Amy when he trivializes one...
13. The Recombination Hypothesis
Aired: Jan 19, 2012 Leonard and Penny contemplate reviving their romantic relationship.
14. The Beta Test Initiation
Aired: Jan 26, 2012 Leonard and Penny develop a system to ensure their dates go smoothly. Raj fin...
15. The Friendship Contraction
Aired: Feb 2, 2012 Leonard signs out of his roommate agreement, reducing himself and Sheldon to ...
16. The Vacation Solution
Aired: Feb 9, 2012 When the university forces Sheldon to use vacation days, he decides to hang o...
17. The Rothman Disintegration
Aired: Feb 16, 2012 Sheldon battles Kripke for a coveted office at the university. Penny receives...
18. The Werewolf Transformation
Aired: Feb 23, 2012 Sheldon wreaks havoc when he tries to get a haircut from his regular barber, ...
19. The Weekend Vortex
Aired: Mar 8, 2012 Sheldon has to choose between joining Amy at her aunt's birthday party or pla...
20. The Transporter Malfunction
Aired: Mar 29, 2012 Raj gets quite a surprise when he asks his parents to set him up on a date. P...
21. The Hawking Excitation
Aired: Apr 5, 2012 Sheldon uses any and all means to meet his hero, Dr. Stephen Hawking.
22. The Stag Convergence
Aired: Apr 26, 2012 The guys throw Howard a bachelor party, and some embarrassing details about h...
23. The Launch Acceleration
Aired: May 3, 2012 NASA cancel, and later reinstate Howard's mission into space, coinciding with...
24. The Countdown Reflection
Aired: May 10, 2012 As Howard prepares for his mission into space, flashbacks show the recent eve...
