Plankton, the owner of the Chum Bucket, has been a staple of SpongeBob SquarePants since the first season. His nefarious ...

Mr. Krabs: Can't you just pretend to listen for ... Narrator: Take Gir in "Invader Zim," a little robot who's shaped like this. Sanaa: He looks hollow. So for his body, I use this.