I've never been one to do April fools day jokes but I found this one on a bored panda article for funny April folks day jokes.
Explanation
it's very simple buy a bakers dozen or 2 of cream filled donuts and take them to school/work and put a sticky note on the box that says "happy April 1st!". here's that catch: you don't do anything to the donuts the joke is your friends/co-workers will be paranoid trying to figure out what you didn't do to the donuts
