Jeremy Clarkson, Richard Hammond and James May hit Donington in three stripped-out track cars - the KTM X-Bow, the Morgan Three Wheeler and the .<br>Richard takes the new Range Rover Sport out for a test drive - which includes a lot of mud, water and some very steep hills. Its then up to The Stig to test out the .<br>Clarkson, Hammond and May take to the roads of London in three stripped out track cars, to find out how practical these roof-and-windscreen-free cars are in the .<br>Jeremy Clarkson heads out on to the Top Gear test track in a new British supercar, the sensationally fast and sensationally expensive Noble M600. Subscribe to .<br>
