Postman in rain knocks on the door and hands over the letter to the housewife.
She's feeling bad tells the postman, "Why did you bring this in rain; you could hve mailed it, without getting wet."
Postman knocks on the door and a pregnent woman opens the door. Postman looking at the enevelope asked. "N.A. Carolis?"
Annoyed woman promptly asked, "Otherwise do you think it's your father?"