The Big Bang Theory - Season 4 (2010)

Play Season 4 Trailer

Trailer

The Big Bang Theory

- Season 4

(2010)

Season 4

2010

22m

Comedy

Episode 9 - The Boyfriend Complexity

Air Date: Nov 18, 2010

Penny asks Leonard to lie to her father, while Howard, Raj and Bernadette pull an all-nighter at a telescope.

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