Hold up your arm and say "Go back you didn't say 'May I'"
An arm and a leg edit: slightly improved punchline
Mat. I neglected to mention he has no arms or legs.
No chance of blocking an uppercut.
They're writing their last will and testament.
You stop milking the cow after ten years.
Because the subject is still to immature.
They like any jungle - even a blackboard jungle!
A Hairy Reasoner. (Andy Rooney used to enjoy this one)
I feel so enlightninged!
Because someone stole his thunder