Another:
A guy stuck his head into a barber shop and asked, "How long Before I
>> >can
>> >get a
>> >hair cut?
>> >
>> >The barber looked around the shop full of customers and said, "About two
>> >hours."
>> >And the guy left.
>> >
>> >A few days later the same guy stuck his head in the door and asked, "How
>> >long before I can get a haircut?"
>> >
>> >The barber looked around at the shop and said, "About three hours." And
> the guy left.
>> >
>> >A week later the same guy stuck his head in the shop and asked, "How
>> >long
>> >before
>> >I can get a haircut?"
>> >
>> >The barber looked around the shop and said, "About an hour and half."
>> >And
>> >the
>> >guy left. The barber turned to a friend and said, "Hey, Bill, do me a
>> >favour.
>> >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 where does that guy go when he leaves?"
>> >
>> >Bill looked up, tears in his eyes and said, "Your house."