Poster of Cast and Crew in The Big Bang Theory - Season 1 - Episode 6 - The Middle-Earth Paradigm

The Big Bang Theory - Season 1 - The Middle-Earth Paradigm (Episode 6)

Plot: Penny hosts a Halloween party, putting Leonard, Sheldon, Wolowitz, and Koothrappali through a new test of their social skills.
Episode Aired On:
Monday, October 29 2007
17 years ago