Boss: (to employee) - Experts say humor on the job relieves tension in this time of down-sizing, Knock, Knock. Employee: Who's there? Boss: Not you anymore.
A man went to the police station wishing to speak with the burglar who had broken into his house the night before. “You’ll get your chance in court,” said the desk sergeant. “No, no, no!”, said the man. “I want to know how he got into the house without waking my wife. I’ve been trying to do that for years!”
A teacher was asking her class what their fathers did. When she asked young Johnny, he said, "My father's dead, Miss." "Oh, I am sorry, Johnny. In that case, what did he do before he died?" "He went blue and collapsed."