What do you call jokes

What do you call a chair with a hat?

I don't know; the real question is, why was the chair wearing a hat?

What did the cow say to the cheese? I am your father.

What do you call a cow that's laying down? Ground Beef.

What do you call a knight that has one arm? A first battle night.

What do you call a knight that lost both arms? A two battle useless knight.

What do you call a snobbish criminal going down the stairs?

A condescending con descending.