When the dog started talking to David Berkowitz in Summer of Sam (don't know why, but it creeped me out)
The sloth victim was a jolt but that dog..I find it hilarious.
Unlike:
"Learn from me, if not by my precepts, at least by my example, how dangerous is the acquirement of knowledge and how much happier that man is who believes his native town to be the world, than he who aspires to become greater than his nature will allow." Frankenstein