"Ammo Shortage"

An elderly gentleman was lucky enough to catch the sporting goods store just as the shipment came in with four boxes of his favorite ammunition. He put it on the seat of his car and drove home. On the way he stopped for gasoline and a beautiful lady at the next pump saw the ammunition on his seat. Desperately needing ammo herself, she inquired, "Would you consider trading sex for ammunition?" The elderly man thought about if for a second and inquired back "What caliber you got?"