The Big Bang Theory S4E9
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S04E09 — The Boyfriend Complexity
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The Big Bang Theory

S04E09 The Boyfriend Complexity

2010-11-18

Penny requests Leonard to deceive her father, while Howard, Raj, and Bernadette spend the night observing the stars through a telescope.

Season 4 Episodes

1
The Robotic Manipulation
2010-09-23
 2
The Cruciferous Vegetable Amplification
2010-09-30
 3
The Zazzy Substitution
2010-10-07
 4
The Hot Troll Deviation
2010-10-14
 5
The Desperation Emanation
2010-10-21
 6
The Irish Pub Formulation
2010-10-28
 7
The Apology Insufficiency
2010-11-04
 8
The 21-Second Excitation
2010-11-11
 9
The Boyfriend Complexity
2010-11-18
 10
The Alien Parasite Hypothesis
2010-12-09
 11
The Justice League Recombination
2010-12-16
 12
The Bus Pants Utilization
2011-01-06
 13
The Love Car Displacement
2011-01-20
 14
The Thespian Catalyst
2011-02-03
 15
The Benefactor Factor
2011-02-10
 16
The Cohabitation Formulation
2011-02-17
 17
The Toast Derivation
2011-02-24
 18
The Prestidigitation Approximation
2011-03-10
 19
The Zarnecki Incursion
2011-03-31
 20
The Herb Garden Germination
2011-04-07
 21
The Agreement Dissection
2011-04-28
 22
The Wildebeest Implementation
2011-05-05
 23
The Engagement Reaction
2011-05-12
 24
The Roommate Transmogrification
2011-05-19