It's his private eye.
He was looking for Finger Prince. (Say it out loud if you don't get it.)
An investigator.
I knew you'd be mad so I made you one too
Kids: WE DO! YAY!
Because he had no depth perception.
One you need for a rough patch, the other you need to patch your rough.
He solved for y! Thought this one up myself and thought it was post worthy
Between us, something smells!
Alright.