Fuel truck drivers  

So the pilot, facing a big picture window, is having breakfast with the fuel truck driver, who has his back to the window, in a small Northern Idaho town cafe during a busy summer fire season. About halfway through breakfast the pilot calmly asks the fuel truck driver "what color is our fuel truck?" "Why?" asks the fuel truck driver as the fuel truck, which had been parked in the slightly sloping parking lot of cafe, crashes through the window and wall of the cafe .........