McQuillan walked into a bar and ordered martini after martini, each time removing the olives and placing them in a jar.

When the jar was filled with olives and all the drinks consumed, the Irishman started to leave.

“Excuse me”, said a customer, who was puzzled over what McQuillan had done,

“What was that all about?”

“Nothing’, said the Irishman, “My wife just sent me out for a jar of olives!”