Sir. Groan worthy penguin jokes(https://allwrong.wordpress.com/2007/10/05/penguin-riddles/)
Nevermind, this riddle is too easy.
I'm stumped.
Because they can't break the ice.
Because it is part black.
Him: Sir, that's an Olsen twin. Me: I'll take it.
Where to sir?
Sir
A: A gorilla with a machine gun.
A *cow*culater. I made it up myself, so don't groan at the pun.
A groan up!