Because it's too much like work what with all of the lying involved.
They lie still.
A nervous wreck! I first heard this at xmas 1952 (64 years ago) and it still makes me smile.
You have only one second to guess the answer. No pressure.
Neither work.
A pun is a play on words, while Cliff's notes are a word on plays
An Orcastra
So that sperms can at least enjoy the scene even if their entry is Restricted!
A cannibull
A Ronda Rousey fight.
The C.I.ayy
Senator.
A lawyer.
Parfour Sorry
One is a hunt on a course.