Plot: REVIEWS: Renault Vel Satis • BMW Z4 • Mercedes-Benz SL55 AMG • Honda NSX Type R CHALLENGE: Grannies doing handbrake parking Jason Dawe looks at a used Golf, Jeremy test drives his own car and Richard drives the new BMW Z4 Roadster. The grannies return, this time to see who can master the 'art' of handbreak parking