The Big Bang Theory - Season 6
1 - The Date Night Variable
Air Date: September 27, 2012
With his friends on dates, Raj must face his loneliness. Also, Wolowitz is caught in an argument between Bernadette and his mom, even while he’s in space.
2 - The Decoupling Fluctuation
Air Date: October 4, 2012
When Sheldon learns that Penny is thinking about breaking up with Leonard, he tries to intervene. Meanwhile, in space, the other astronauts pick on Howard.
3 - The Higgs Boson Observation
Air Date: October 11, 2012
Amy feels threatened when Sheldon hires a young female assistant, and the pressure of being in space takes its toll on Wolowitz.
4 - The Re-Entry Minimization
Air Date: October 18, 2012
When Wolowitz returns from space, he doesn’t get the hero’s welcome he expected. Meanwhile, Game Night turns into a battle of the sexes.
5 - The Holographic Excitation
Air Date: October 25, 2012
The gang celebrates Halloween at Stuart’s comic book store. Meanwhile, Leonard seduces Penny with science.
6 - The Extract Obliteration
Air Date: November 1, 2012
Sheldon’s relationship with Stephen Hawking is threatened over a game of “Words with Friends,” and Penny secretly enrolls in a class at the local college.
7 - The Habitation Configuration
Air Date: November 8, 2012
Wolowitz struggles with moving out of his mother’s house. Meanwhile, Sheldon is caught in the middle of an argument between Amy and Wil Wheaton.
8 - The 43 Peculiarity
Air Date: November 15, 2012
Raj and Howard try to to figure out why Sheldon disappears at 2:45 every afternoon; jealousy arises in Penny and Leonard's relationship.
9 - The Parking Spot Escalation
Air Date: November 29, 2012
When the University reassigns Sheldon’s parking spot to Wolowitz, their fight affects the whole gang.
10 - The Fish Guts Displacement
Air Date: December 6, 2012
When Amy gets sick, Sheldon tries to nurse her back to health; Wolowitz and his father-in-law plan a fishing trip.
11 - The Santa Simulation
Air Date: December 13, 2012
During a Dungeons and Dragons game, Sheldon revisits Christmas memories; Amy, Penny and Bernadette look for a date for Raj.
12 - The Egg Salad Equivalency
Air Date: January 3, 2013
When Sheldon is accused of sexual harassment, he ends up getting Raj, Leonard and Howard in trouble.
13 - The Bakersfield Expedition
Air Date: January 10, 2013
As the guys don costumes and go on a road trip to a comic book convention, the ladies decide to stay home and try to interpret a comic book.
14 - The Cooper/Kripke Inversion
Air Date: January 31, 2013
Sheldon faces a crisis of confidence when he is forced to work with his nemesis, Barry Kripke; Raj and Howard buy expensive action figures of themselves.
15 - The Spoiler Alert Segmentation
Air Date: February 7, 2013
A fight between Sheldon and Leonard impacts Amy and Penny's living arrangements; while Howard is away, Raj helps Mrs. Wolowitz out.
16 - The Tangible Affection Proof
Air Date: February 14, 2013
The guys search for a perfect Valentine's Day gift for their significant others; Stuart and Raj host a "lonely people" party at the comic book store.
17 - The Monster Isolation
Air Date: February 21, 2013
After a bad date, Koothrappali decides to never leave his apartment; Penny's acting skills impress Sheldon.
18 - The Contractual Obligation Implementation
Air Date: March 7, 2013
Leonard, Sheldon and Howard give lectures on science to junior high students. The girls ditch work to go to Disneyland. Raj devises a date for Lucy that fixes their social anxiety problems.
19 - The Closet Reconfiguration
Air Date: March 14, 2013
Howard considers whether or not he should open a letter from his father; Penny and Leonard host a "grown-up" cocktail party.
20 - The Tenure Turbulence
Air Date: April 4, 2013
The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.
21 - The Closure Alternative
Air Date: April 25, 2013
Amy tries to help Sheldon get over his compulsive need for closure when one of his favorite TV shows is canceled; Raj discovers a secret about Lucy.
22 - The Proton Resurgence
Air Date: May 2, 2013
Leonard and Sheldon hire the host (Bob Newhart) of their favorite childhood TV show to perform; Bernadette and Howard run into trouble while dog-sitting for Raj's pet.
23 - The Love Spell Potential
Air Date: May 9, 2013
A date between Raj and Lucy takes both of them out of their comfort zones. After a trip to Las Vegas goes awry, the girls join in on a Dungeons and Dragons game, which causes Amy and Sheldon to re-evaluate their relationship.
24 - The Bon Voyage Reaction
Air Date: May 16, 2013
When Leonard receives an exciting opportunity to work overseas, Penny and Sheldon are thrown for a loop. Raj and Lucy's relationship comes to a crossroad.