Take a squirt gun into the rest room stall next to someone and shoot little drops over the wall every couple of seconds while pretending to pee. 703 0
Hide all of the desktop icons on someone's computer and replace the monitor's wallpaper with a screen-shot of their desktop. 816 0
I just recently discovered that there is a national holiday named after Atheism. April FOOLS day. Like this story in the name of Jesus. 1885 0