He has one clean finger.
Because he knows where all the naughty girls live. You've probably heard this one before. But it's Christmas tomorrow so what the hell.
Do they know she's riding a damn crocodile into a volcano
You Cantaloupe.
Abort - Bort - Bort!
He's got one clean finger!
He's the one with the clean finger.
A mechanic.
Quantum Mechanics.