I had this horrible nightmare a couple of weeks ago that I can't get out of my head. So, I need to write about it to exorcise the demons from my brain. Long story short, it was about these weird 'clown zombies' that all looked like The Joker. For some reason their eyesight was bad so they hunted by sound and smell. In the middle of the night, they come to your house and slowly knock on the door and say "Come out" repeatedly. If you stay quiet they'd eventually move on to the next house. But if you make…