Considering how long he's been around, it's surprising that Nick Jonas is just 19.
He's been in a wildly successful musical group. He's released a solo album. He's made the 'tweens swoon worldwide. He's dated both Miley Cyrus and Selena Gomez.
On this 16th day of September, he turns another year older, wiser and cuter. We honor him with s photo montage and ask readers to send in their birthday wishes: