Watch Big Bang Theory Season 4 Episode 10
>> Thursday, December 9, 2010
Big Bang Theory Season 4 Episode 10
The Alien Parasite Hypothesis
Two awkward brainiacs must contend with a hot blonde moving in across the hall, and find that quantum theory and applied physics are little help in social situations. An intelligent comedy for the uber nerd in all of us.
Summary
Amy realizes she has feelings for Penny's ex; Koothrappali and Wolowitz try to prove who would be a better superhero.