Article continues below advertisementLeonardo DiCaprio and his girlfriend, Vittoria Ceretti, are proving their relationship is still going strong, despite a 23-year age difference.The Oscar-winning actor, 50, and the stunning model, 27, enjoyed a sun-soaked holiday aboard a yacht in the Mediterranean, with photos shared by a news outlet on Saturday, August 16. The snaps show a bikini-clad Ceretti and a shirtless DiCaprio lounging on the ship, packing on the public displays of affection. In one playful moment, the Italian beauty even spanked the actor as they shared sweet kisses.