Wolowitz and Bernadette celebrate Halloween by dressing up as Smurfs on The Big Bang Theory. "Holographic Excitation" is the fifth episode of the show's sixth season.

The Big Bang Theory Season 6 Episode 5 Quotes

You know, people say the Soyuz capsule was a lemon. But, hey, that baby got me to space and back.


Ain't no party like a Koothra-party.