Mondays 8:00 PM on CBS
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Episode Details

The Big Bang Theory Season 4 Episode 9: "The Boyfriend Complexity"

Penny asks Leonard to fib to her father this week. Elsewhere, Howard, Raj and Bernadette go for an all-nighter with a telescope.

The Big Bang Theory Season 4 Episode 9 Quotes

I was working with penicillin-resistant gonnorhea in the lab today, and I was just trying to remember if I washed my hands.


Indian Monopoly is just like regular Monopoly, but instead of money you use rupees, instead of building hotels you build call centers, and when you pick a chance card there's a chance you die of dysentery. And just FYI, that was racist.

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