A woman was shopping at her local supermarket where she selected: 2 litres of low fat milk a carton of eggs 2 litres of orange juice a head of lettuce half a dozen tomatoes a 500g jar of coffee a 250g pack of bacon As she was unloading her items on the conveyor belt to check out, a drunk standing behind her watched as she placed the items in front of the cashier. While the cashier was ringing up her purchases, the drunk calmly stated, "You must be single." The woman was a bit startled by this proclamation, but she was intrigued by the derelict's intuition, since she was indeed single. She