A man goes to a fancy dress party dressed only in his Y-fronts. A woman comes up to him and says "What are you supposed to be?" The man says "A premature ejaculation." "What?" says the woman. The man explains "I've just come in my pants."
Tommy CooperTwo Eskimos sitting in a kayak were chilly; but when they lit a fire in the craft, it sank, proving once and for all that you can't have your kayak and heat it too.
Tommy Cooper