Top Gear: Season 21, Episode 4

21 - 4: Hammond vs. 6 by 6

Jeremy celebrates the return of the hand-crafted car with a trip to Italy to drive the Alfa Romeo-based Touring Disco Volante. Richard is on the dunes in Abu Dhabi where he test drives the six-wheeled Mercedes called the G63 6x6. Jack Whitehall is this week's star in the Reasonably Priced Car.