A woman is at a grocery…

A woman is at a grocery store. She goes to the clerk to purchase her groceries. The clerk looks at her items and sees a carton of eggs, a gallon of milk, and a head of lettuce. He says to the woman, "You must be single." The woman was surprised & replies, "Yes, how did you know?" The clerk answers, "Because you're ugly."
Jokes, +1:
Three blondes and a brunette are hanging on the wing of an airplane in flight. The pilot tells them that they are too heavy and one of them has to get off or they will all die. After a minute, the blondes decide that the brunette should get off. "Okay, but I want these to be my last words," the brunette replies and begins to sing, "if you're happy and you know it clap your hands..."