A mean horseman went into a saddler’s shop and asked for one spur.
“One spur?” asked the saddler.
“Surely you mean a pair of spurs, sir?”
“No, just one, “replied the horseman.
“If I can get one side of the horse to go, the other side is bound to come with it!”
This joke is included in the Black Book of Jokes. You can order it from here.