Sir. Groan worthy penguin jokes(https://allwrong.wordpress.com/2007/10/05/penguin-riddles/)
I'm stumped.
Because they always leave you stumped!
He was caught taking Polaroids.
Pregnant
Is the lightbulb plugged in sir?
Sir.
As far away as possible. shameful
A crow with a machine gun.
A *cow*culater. I made it up myself, so don't groan at the pun.