Season Four of The Big Bang Theory premiered on September 23, 2010.
Episodes
| # |
#
|
Title
|
|
|
Airdate
|
|
|
|
| 64 |
1
|
The Robotic Manipulation
|
|
|
September 23, 2010
|
|
|
|
| 65 |
2
|
The Cruciferous Vegetable Amplification
|
|
|
September 30, 2010
|
|
|
|
| 66 |
3
|
The Zazzy Substitution
|
|
|
October 7, 2010
|
|
|
|
| 67 |
4
|
The Hot Troll Deviation
|
|
|
October 14, 2010
|
|
|
|
| 68 |
5
|
The Desperation Emanation
|
|
|
October 21, 2010
|
|
|
|
| 69 |
6
|
The Irish Pub Formulation
|
|
|
October 28, 2010
|
|
|
|
| 70 |
7
|
The Apology Insufficiency
|
|
|
November 4, 2010
|
|
|
|
| 71 |
8
|
The 21-Second Excitation
|
|
|
November 11, 2010
|
|
|
|
| 72 |
9
|
The Boyfriend Complexity
|
|
|
November 18, 2010
|
|
|
|
| 73 |
10
|
The Alien Parasite Hypothesis
|
|
|
December 9, 2010
|
|
|
|
| 74 |
11
|
The Justice League Recombination
|
|
|
December 16, 2010
|
|
|
|
| 75 |
12
|
The Bus Pants Utilization
|
|
|
January 6, 2011
|
|
|
|
| 76 |
13
|
The Love Car Displacement
|
|
|
January 20, 2011
|
|
|
|
| 77 |
14
|
The Thespian Catalyst
|
|
|
February 3, 2011
|
|
|
|
| 78 |
15
|
The Benefactor Factor
|
|
|
February 10, 2011
|
|
|
|
| 79 |
16
|
The Cohabitation Formulation
|
|
|
February 17, 2011
|
|
|
|
| 80 |
17
|
The Toast Derivation
|
|
|
February 24, 2011
|
|
|
|
| 81 |
18
|
The Prestidigitation Approximation
|
|
|
March 10, 2011
|
|
|
|
| 82 |
19
|
The Zarnecki Incursion
|
|
|
March 31, 2011
|
|
|
|
| 83 |
20
|
The Herb Garden Germination
|
|
|
April 7, 2011
|
|
|
|
| 84 |
21
|
The Agreement Dissection
|
|
|
April 28, 2011
|
|
|
|
| 85 |
22
|
The Wildebeest Implementation
|
|
|
May 5, 2011
|
|
|
|
| 86 |
23
|
The Engagement Reaction
|
|
|
May 12, 2011
|
|
|
|
| 87 |
24
|
The Roommate Transmogrification
|
|
|
May 19, 2011
|
|
|
|
