Article continues below advertisementKaty Perry seemingly confirmed her romance with Canadian Prime Minister Justin Trudeau by packing on the PDA on the top deck of a yacht in Santa Barbara, Calif.The alleged couple was spotted heavily making out on the Caravelle ship, where Trudeau caressed the entertainer's backside as she wrapped her arms around his neck. Article continues below advertisement'They Started Making Out'Source: megaAn eyewitness recalled seeing the pair heavily kissing on a yacht.