Answer:
What can go up a chimney down, but cannot go down a chimney up?
A deep well full of knives
I saw a strange creature. Long, hard, and straight, thrusting into a round, dark opening. Preparing to discharge its load of lives. Puffing and squealing noises accompanied it, then a final screech as it slowed and stopped.
Ahhh
what has two hands but no feet
What did the baby corn say to its mother?