SpongeBob SquarePants

Season 6, Episode 19

Episode Title: What Ever Happened to SpongeBob?

Air Date: 2008-10-13

Overview:

When SpongeBob tries to spend quality time with his friends, he just ends up being a nuisance to them instead. He has no other choice but to pack and move to another city. In the process, he hits his head, loses all of his memory and wanders away into a new town.