The Mansory Vincero is the world's only tuned Bugatti Veyron and is perhaps the most wanton display of pure excess seen since Roman times. It comes with 1109bhp, new wheels, a new exhaust and new panels, as well as the restyled front end and the interior that I could live without. These small changes cost an eye-popping 700,000, too. So this is a 1.8 million car, which wasn't mine, and they gave me the keys. Mad...