The Boyfriend Complexity

Nov 18, 2010 on CBS at 8:00 PM


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

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The 21-Second Excitation
Season 4 Episode 8

Nov 11, 2010

Next episode

The Alien Parasite Hypothesis
Season 4 Episode 10

Dec 09, 2010

Guest stars

Keith Carradine