You will Watch SpongeBob SquarePants Season 5 Episode 18 online for free episodes with HQ / high quality. Stream cartoons SpongeBob SquarePants Episode 98 What Ever Happened to SpongeBob?(WhoBob WhatPants?) ~ 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.