I'm not sure if this is old news or not, but I found a person in the background of every BW episode.
Just a little guy with a helmet, cape and green jumpsuit, but he's in the background of every episode. :P
Time Slime
Emotion Lord
Butter Lettuce
Memory Donk
The Bunless
Lavarinth
Gas-Powered Stick
Dan Before Time
Cereal Master
Ultra Wankershim
Catbug
