Lara Bingle will go to any lengths to avoid tan lines, clearly. The buxom model was seen soaking up the sun in her birthday suit while on holiday with actor beau Sam Worthington in Hawaii earlier this week. And while the Avatar star kept his swim trunks on, his leading lady made sure she ditched both her bikini top and bottoms to ensure a streak-free summery glow. But to be fair, the striking 27-year-old started the romantic beach outing completely covered up in a black string bikini, navy hat, and a burgundy towel wrapped around her waist. But she wasted no time in taking off the bothersome material and getting right on down to the basics. The lovebirds took turns laying on the beach and...