Age: 24
After the transformation we’ve witnessed in Rihanna over the past few years, it’s hard to believe the Barbadian beauty is only 24. Rihanna went from being that chick who sang “Pon De Replay” to being the baddest chick in the industry not only for her panty-dropping hit “We Found Love,” but also for her incredibly tantalizing Twitter presence, unapologetic attitude towards toking up and for her highly-publicized romantic life.