2/13 is the day a man is born a soon to be prodigy with nothing but grit and a fat cock. He eats nails for breakfast and your mother’s coochie for dinner.

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.