Joseph Adam Jonas was born 20 years ago today. You know the singer, musician, actor and dancer as simply Joe Jonas. He is in a band with older brother Kevin and younger brother Nick. Maybe you've heard of them before? His band is wildly successful. He's in a hit show called (what else) JONAS. He may or may not be dating the gorgeous Ashley Greene of Twilight fame. What's not to love about the guy? Well, if you're Taylor Swift, Camilla Belle or Demi Lovato, maybe you don't want to answer. Still, happy birthday Joe! Click to enlarge the Joe Jonas pictures we've put together as a tribute below and leave a comment with your birthday greetings for this heart throb ...