The Flintstones

The Gruesomes (5x9)

Air date: Nov 12, 1964

Weirdly and Creepella Gruesome, along with their son Gobby, move into Tombstone Manor, next door to the Flintstones. Trying to be neighborly, Fred and Barney agree to babysit Gobby, whose strange pets make for a tortuously eventful evening.