A dance involving shuffling along the floor, swinging one's arms like a Muppet while snarling and spouting gibberish. While it looks like a bastardized form of skanking, it is in fact an ancient Dutch ritual meant to bring luck to the performer. Traditionally, the dance was performed as close to the middle of the night as possible, with the participants dancing naked in front of a mirror or another highly reflective surface.

the whale tail is the shape formed when a g-string rides up high over a womans trousers