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Top Gear: Series 18, Episode 6
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 Caterham R500.
Back at the Top Gear airfield, Jeremy recreates the Battle of Britain in an insane aero-engined Bentley and a flame-spitting retro BMW.
Blur bassist and professional cheesemaker Alex James is the Star in a Reasonably Priced Car.