A woman accidentally locked her keys in her car and was pacing frantically on the side of the street, when a soldier from Boston passing by saw this and assured her that he could help. She looked on in amazement as he removed his trousers, rolled them into a tight ball... ...and rubbed them against the car door.Magically, it opened!!"That's incredible!!" the woman gasped. "How did you do it?""Easy..." replied the soldier. "These are my khakis."