Valentino Rossi debuted in Ducati colours alongside Nicky Hayden today at Wrooom.

Wrooom 2011, Ducati’s annual MotoGP Press Ski meeting, officially kicked off today at Madonna di Campiglio in Italy.

Tomorrow the event will go live with rider press conferences featuring Ducati Marlboro Team riders Nicky Hayden and, in his first official outing as a Ducati rider, Valentino Rossi.

The function will continue Wednesday with press conferences featuring the Ducati and Ferrari Formula One team managers, and with the unveiling of the Ducati GP11.

Ferrari’s Formula 1 drivers will have their turn on Thursday, and Friday is dedicated to the spectacular car and kart exhibition, which is open to the public and stars the teams’ drivers and riders on the town’s frozen lake.

The event will mark the official debut of Rossi in Ducati colours.