In beer pong, a shot taken by a non-participating player, usually a friend who is really good at beer pong or a girl you want to feel included so you can get with her. Most games have a limit of a single celeb shot per game.

A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.