Old joke. New setting. A backpacker is walking through a town when all of a sudden he is hit from behind by a man who then proceeds to grab his backpack and yell, ""Thief! Thief!"" Police soon arrive and detain both of the men. Both of whom claim that the backpack is theirs. The sheriff of the town, clever as he is, lays the backpack before the men and asks them to describe the contents. The man who gets it right is clearly the backpack's owner. The backpacker begins to speak, but the thief loud…