He goes home to tell his wife

After they finish she goes back to sleep and 4 hours later, he taps her on the shoulder again and says,  “Dear, I hate to keep bothering you but you know I only have 8 hours left before I die, can we do it one more time?”

She turns to him with a sour look on her face and says, “You know… you don’t have to get up in the morning. I do!!!”