A man phones a mental hospital and asks the receptionist...
A man phones a mental hospital and asks the receptionist if there is anybody in room 27. She goes and checks, and comesback to the phone, telling him No, the room is empty. "Good," says the man. "That means I must have really escaped."

A real dilemma
I have this friend who has a real dilemma. His wife won't give him a divorce until she figures out a way of doing it without making him a happy man.