 The writer's most terrifying story comes from an evening when a spirit named Deb proved that it exists by explaining that it knows where she and her friends smoke, possibly insinuating that it's watching them as they get their fix. Not freaked enough by this information to stay inside, the Redditor and her friend Haley pressed Deb to prove she is real. I said, how will we know you're real? She said, trees. I'm like, screw that.