In the glorious cannon of photobombing there is perhaps no more important subgenre than that of the "creepy" photobomb. You know the one: it usually involves clowns or someone who looks like they need assistance immediately.
At HuffPost Comedy, we make a point of keeping ourselves up to date with the newest heroes of the art form. In that light, here is an updated list of the creepiest photobombs to date.
Be brave... and always look behind you!