A guy sticks his head in the barber shop and asks, 'How long before I can get a haircut?' The barber looks around the shop and says, 'About two hours.' The guy leaves. A few days later, the same guy sticks his head in the door and asks, 'How long before I get a haircut?' The barber looks around the shop full of customers and says, 'About two hours.' The guy leaves. A week later, the same guy sticks his head in the shop and asks, 'How long before I can get a haircut?' The barber looks around the shop an says, 'About an hour and half.' The guy leaves. The barber looks over at a friend in the shop and says, 'Hey Bill, follow that guy and see where he goes.' In a little while, Bill comes back into the shop laughing hysterically. The barber asks, 'Bill, where did he go when he left here?' Bill looked up and said, 'To your house.