Sexual Position: The male is standing and receiving a BJ from a female who is standing and bent over. The male reaches back and puts his middle finger in her butt hole and lifts up as any good tow truck would.

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.