Manfred: "Hey, he's wearing one of those baby thingies."
Sid: "So?"
Manfred: "So, if he poops, where does it go?"
Sid: "Humans are disgusting."
Manfred: "Ok you, check for poop."
Sid: "Hey' why am I the poop checker?"
Manfred: "Because, returning the runt was your idea. Because, you're small and insignificant. And because, I'll pummel you if you don't!"
Sid: "Why else?"
Manfred: "Now Sid!"