The Good Guy Fluctuation

"The Good Guy Fluctuation" is the seventh episode of the fifth season of the US sitcom The Big Bang Theory and the 94th episode of the show overall. It first aired on CBS on October 27, 2011. In the episode, Leonard (Johnny Galecki) is uncertain whether to cheat on his girlfriend while Sheldon (Jim Parsons) is the victim of a Halloween prank and attempts to get revenge.

The Good Guy Fluctuation

"The Good Guy Fluctuation" is the seventh episode of the fifth season of the US sitcom The Big Bang Theory and the 94th episode of the show overall. It first aired on CBS on October 27, 2011. In the episode, Leonard (Johnny Galecki) is uncertain whether to cheat on his girlfriend while Sheldon (Jim Parsons) is the victim of a Halloween prank and attempts to get revenge.