Unless you live under a rock or didn’t have a childhood, everyone knows April Fools is April 1st. The holiday of April Fools is thought to have begun in the 16th century. Everyone has participated in this holiday when they were a kid, whether it was harmless pranks like putting baby powder in your parents blow dryer or a whoopee cushion on their chair before they sit. April Fools is an international holiday, in France someone who has been pranked is called”poisson d’avril” or “April Fish “. A common prank in France is to attach a paper fish on the back of someone's name, hence the name, “April Fish”.