You Know Him From: Where do we start? *NSYNC, "Friends With Benefits," "The Social Network," his new single "Suit & Tie," and most recently, hosting SNL
Why We're Watching: Did we ever stop? Though it's been seven years since Justin released "FutureSex/LoveSounds," he’s been busy acting, marrying Jessica Biel, collaborating with Jay-Z, and debuting his 1930s-inspired coiffure. The artist seems to have the Midas touch (but we don't know if even that investment can help the "new" MySapce).