My folks have a TownCar (not the latest) and besides the obvious of being a boat, they can actually squeeze 20mpg on the highway. But my dad drives like his students... vvvvvvvvvvvvvvvvvvvvvvvverrrrrrrrrrrrrrrrrrrrrrrrr rrryyyyyyyyy ssssssssssssssssssssllllllllllllllllllllllllllllll loooooooooooooooooooooowwwwwwwwww