duh

CARLOS IRWIN ESTVEZ you never will... wait a minute, wtf?

AS WELL THEY SHOULD BE

DUH... it's a sign

DUH boy genius built a nuclear reactor

IDIOT FISH No wonder it got caught

DUDE especially the smurfs

WELL DUHH girls don't grow mustaches at puberty atl east not the ones I know

BOWSER Is the King Koopa

HAVEN'T YOU SEEN THE FIRST MOVIE? he dies..

DIESEL ENGINE

So punny, this is so much pun... right... wait a second... there's more pun to be had here. (via So Much Pun.