Every Halloween, the TV stations toss out their regular schedules and pump out as much Halloween-related shows as possible. This includes The Real Ghostbusters, an awesome cartoon from the 80's.

I don't remember much about the show, but I do remember Slimer being totally whacky and out of control all the time, flying around and sliming people. At least, I thought I did. I channel-surfed to the show today and saw him calm, thinking, and actually contributing to a plan of action in this scene: