Jared Leto: actor, rock star, and wearer of fanny packs, covers the latest issue of Billboard magazine. In the accompanying interview, the Oscar winner and Thirty Seconds to Mars frontman gets real about juggling his jobs, being on tour with his band, and his seemingly constant yo-yo dieting. Jared recently signed on to play The Joker in the upcoming Suicide Squad movie, which starts filming in April, and is gaining weight for the role. He said, "It means I have to eat every couple of hours — and I'm terrible at eating a lot." Jared is no stranger to weight fluctuations in his films, as he starved himself for Requiem For a Dream, gained 60 pounds to play Mark David Chapman in Chapter 27, and famously dropped another 40 pounds to play AIDS patient Rayon in Dallas Buyers Club. Keep reading for Jared's candid quotes in Billboard, then check out 24 of his hands-down hottest moments.