In this episode, Sheldon and Leonard encounter a person that they refer to as a “transvestite,” but that is only part of the problem with this episode. Not only does the episode use a term for a ...

Christmas in The Big Bang Theory rarely looks traditional, and that is exactly why it stands out among other sitcoms on ...

There is a Christmas episode of The Big Bang Theory where Sheldon Cooper does what Sheldon Cooper does best. He ruins a ...

From saying Bazinga to singing Soft Kitty to Sheldon's schedule, we ranked "The Big Bang Theory's" running jokes from ...