Stories of the Ouija board demon Zozo have been circulating for just about as long as the Ouija game itself has been around. Who is Zozo? Depends on who you ask, but most people familiar with Zozo believe it to be either a demon, a Tulpa, a mischievous ghost trying to scare and impress the living, or just a product of the ideomotor effect. Regardless of Zozo's true identity and origins, tales of harrowing encounters with it have become so widespread that they've inspired books and horror movies.
Of course, Ouija is a board game, and your chances of accidentally speed-dialing a bona fide evil spirit in the middle of your Halloween party are pretty low. Still, just in case, it can't hurt to keep an eye out for signs that Zozo is haunting your Ouija board or spirit board. Read on to find out what to do if Zozo appears the next time you say HELLO.