A guy sticks his head round the door of the barbershop and asks, ‘How long before I can get a haircut? The barber looked around the shop full of customers and said, ‘About 2 hours’, ‘OK’ said the guy and left. A few days later, the same guy stuck his head round the door and again asked, ‘How long before I can get a haircut?’ The barber looked around at the shop and said, ‘About 2-3 hours.’ As before, the guy left. A week later, the same guy returns and stucks his head into the shop and asked, ‘How long before I can get a haircut?’ The barber looked around the shop and said, ‘About an hour and a half today Sir.’ True to form the guy walked away. However this time the barber turned to his friend and said, ‘Hey, Bill, do me a favor. Follow that guy and see where he goes. He keeps asking how long he has to wait for a haircut, but then he doesn’t ever come back.’ A little while later, Bill returned to the shop, laughing hysterically. The barber asked, ‘So what’s so funny and where does that guy go when he leaves?’ Bill looked up, wiped the tears from his eyes and said, ‘Your house!