robin Hamilton enjoyed a jet surf session having won the 2007 GP . The 30-year - old shared an image of himself on the beach on Tuesday . Jenson himself has been training for Sunday 's surfing Marathon . The year - old shared an image of himself training in Hyde Park .
Lewis Hamilton enjoyed a jet surf session having won the Bahrain GP . The 30-year-old shared an image of himself on the water on Tuesday . Jenson Button has been training for Sunday 's London Marathon . The 35-year-old shared an image of himself training in Hyde Park .