23 Jul The “Doctor” is back to teach after two years Posted at 10:28h in 2008, Hall of Fame by Riccardo Share 2008 Valentino Rossi – Yamaha M1 – MotoGP In 2008 Valentino Rossi took back the MotoGP crown after a thrilling duel that lasted the entire season with Casey Stoner. Tags: 2008, Moto GP, Valentino Rossi, Yamaha