An older gentleman was on the operating table awaiting surgery and he insisted that his son, a renowned surgeon, perform the operation. As he was about to get the anesthesia, he asked to speak to his son. "Yes, Dad, what is it?" "Don't be nervous, son; do your best, and just remember, if it doesn't go well, if something happens to me, your mother is going to come and live with you and your wife...."
(Humor courtesy of my friend Ben Haney)