A travelling sales man has been on the road away from home for three months. In the next town he gets to he can't take it any longer. He finds the nearest whore house goes in puts $500 on the desk and says "I want the worst woman you got, the worst fucker in here."
The madam replies "But sir for $500 you could have the best of my girls, the best fuck in the house."
The man says "You don't understand I'm not horny just homesick."
