The Complete Fourth Season (DVD)

The Complete Fourth Season is a DVD Release of Season 4 including all 24 episodes of the season.
== Episodes ==
=== Disc 1 ===
* The Robotic Manipulation
* The Cruciferous Vegetable Amplification
* The Zazzy Substitution
* The Hot Troll Deviation
* The Desperation Emanation
* The Irish Pub Formulation
* The Apology Insufficiency
* The 21-Second Excitation
=== Disc 2 ===
* The Boyfriend Complexity
* The Alien Parasite Hypothesis
* The Justice League Recombination
* The Bus Pants Utilization
* The Love Car Displacement
* The Thespian Catalyst
* The Benefactor Factor
* The Cohabitation Formulation
=== Disc 3 ===
* The Toast Derivation
* The Prestidigitation Approximation
* The Zarnecki Incursion
* The Herb Garden Germination
* The Agreement Dissection
* The Wildebeest Implementation
* The Engagement Reaction
* The Roommate Transmogrification
== Special Features ==
* Actor on actor: The Big Bang's Theory of Relativity 
* Barenaked Ladies Series Theme Song Music Video
* Gag Reel
Category:Reference Materials
Category:Season 4 (The Big Bang Theory)