A guy stuck his head into a barbershop and asked, "How long before I can get a haircut?"
The barber looked around the shop full of customers and said, "About 2 hours."
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 3 hours."
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 a half."
The guy left.
The barber turned to his frie
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