When I was a kid and Scooby Doo was still a show from the 70s that they were showing re-runs of in the 80s, the monster was always Old Man Johnson who ran the amusement park and he would have gotten away with it too if it wasn’t for you meddling kids.

When you’re 7 episodes deep in a Scooby Doo marathon, and you’re tired as foretold, but they’re about to reveal who the monster is.