December 11

What happened today on December 11 back in...

1976

 * "The UFO's A No-No," the fifteenth episode of The Mumbly Cartoon Show, premiered on ABC.
 * "The Prehistoric Monster Caper," the sixteenth and final episode of Clue Club, premiered on ABC.
 * "The Piranha Plot", the fifteenth episode of Jabberjaw, premiered on ABC.
 * "The Ghost of the Bad Humor Man," the fifteenth episode of The Scooby-Doo Show, premiered on ABC.
 * "Lighter Than Air Raid," the fifteenth episode of Dynomutt, Dog Wonder, premiered on ABC.