A sub-category of the Inflation Fetish in which a person turns into a human blueberry. Usually through some kind of gum, pie, or liquid. This fetish is mainly known through the popular movie Charlie and the Chocolate Factory, in which a girl named Violet Beauregard chews a stick of gum, turns blue, and fills with blueberry juice until she is completely round and in the shape of a large blueberry.

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