A jump lead walks into a bar. The barman says "I'll serve you, but don't start anything."
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 CooperDoctor, I can't pronounce my F's, T's and H's.โ โWell you can't say fairer than that then
Tommy Cooper