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Available Episodes

The Big Bang Theory
S4 | E2 The Cruciferous Vegetable Amplification 20 min • Expires in 5 days
S4 | E2 The Big Bang Theory 20 min • Expires February 4
Sheldon calculates that he'll be dead before technology exists to download his consciousness into a robot, so he goes on a binge of healthy living and ultra-safety. ..More
The Big Bang Theory
S4 | E3 The Zazzy Substitution 20 min • Expires in 5 days
S4 | E3 The Big Bang Theory 20 min • Expires February 4
When Sheldon breaks up with Amy Farrah Fowler, the guys worry when he starts replacing her with cats. ..More
The Big Bang Theory
S4 | E4 The Hot Troll Deviation 19 min • Expires in 5 days
S4 | E4 The Big Bang Theory 19 min • Expires February 4
Wolowitz is embarrassed when a secret of his is revealed, and Sheldon and Raj battle at work. ..More
The Big Bang Theory
S4 | E5 The Desperation Emanation 20 min • Expires in 5 days
S4 | E5 The Big Bang Theory 20 min • Expires February 4
Sheldon meets Amy Farrah Fowler's mother and comes to the realization he no longer wants to see Amy; and Leonard realizes everyone is in a relationship except for him. ..More
The Big Bang Theory
S4 | E6 The Irish Pub Formulation 20 min • Expires in 5 days
S4 | E6 The Big Bang Theory 20 min • Expires February 4
When Raj's sister has a one-day layover, he forbids the others from hooking up with her unaware she and Leonard already did long ago. ..More
The Big Bang Theory
S4 | E7 The Apology Insufficiency 20 min • Expires in 5 days
S4 | E7 The Big Bang Theory 20 min • Expires February 4
The rest of the gang is interviewed by the FBI for Wolowitz's security clearance with Sheldon accidentally letting slip some damaging information. ..More
The Big Bang Theory
S4 | E8 The 21-Second Excitation 18 min • Expires in 5 days
S4 | E8 The Big Bang Theory 18 min • Expires February 4
The guys camp out in line to see a print of Raiders of the Lost Ark with :21 extra seconds and are outraged to see Wil Wheaton and his friends being allowed to skip the line. Penny and Bernadette invite Amy to their girls night. ..More
The Big Bang Theory
S4 | E9 The Boyfriend Complexity 20 min • Expires in 5 days
S4 | E9 The Big Bang Theory 20 min • Expires February 4
Penny asks Leonard to lie to her visiting father, while Howard, Raj and Bernadette spend all night looking through a telescope. ..More
The Big Bang Theory
S4 | E10 The Alien Parasite Hypothesis 19 min • Expires in 5 days
S4 | E10 The Big Bang Theory 19 min • Expires February 4
Amy crushes on one of Penny's dim ex-boyfriends, Zack. Raj and Wolowitz argue over who'd be the better superhero. ..More
The Big Bang Theory
S4 | E11 The Justice League Recombination 19 min • Expires in 5 days
S4 | E11 The Big Bang Theory 19 min • Expires February 4
The guys get Zack and Penny to join their Justice League costume for a New Year's Eve bash at the comic book store. ..More
The Big Bang Theory
S4 | E12 The Bus Pants Utilization 20 min • Expires in 5 days
S4 | E12 The Big Bang Theory 20 min • Expires February 4
Their friendship becomes strained when Sheldon tries to take over Leonard's creation of a smartphone application that solves differential equations. ..More
The Big Bang Theory
S4 | E13 The Love Car Displacement 20 min • Expires in 5 days
S4 | E13 The Big Bang Theory 20 min • Expires February 4
Howard is jealous when Bernadette runs into her old boyfriend at a science event they're attending. ..More
The Big Bang Theory
S4 | E14 The Thespian Catalyst 20 min • Expires in 5 days
S4 | E14 The Big Bang Theory 20 min • Expires February 4
Sheldon wants acting lessons from Penny, hoping they will make him a better teacher. ..More
The Big Bang Theory
S4 | E15 The Benefactor Factor 19 min • Expires in 5 days
S4 | E15 The Big Bang Theory 19 min • Expires February 4
After meeting at a fundraising gala, an aged but wealthy, Caltech donor makes Leonard ponder if he's willing to have sex with her to secure another donation. ..More
The Big Bang Theory
S4 | E16 The Cohabitation Formulation 20 min • Expires in 5 days
S4 | E16 The Big Bang Theory 20 min • Expires February 4
Howard contemplates a serious decision in his relationship with Bernadette; and Leonard and Raj's sister start seeing each other again. ..More