Full List | a-e | f-j | k-o | p-t | u-z 1 2 Next Pitbull Miami-based rapper Pitbull, a.k.a. “Mr. Worldwide,” has lived up to his nickname with millions of albums sold internationally. More Pmmp One of Finland's most important bands of the 2000s, PMMP has won nine Emma Awards and has sold over 350,000 albums. More Winner PSY Psy has been a star in his native South Korea for over a decade, but thanks to the viral ‘Gangnam Style’ video and a VMA appearance, he’s now an international sensation. More Rebecca Ferguson The runner-up on the 2010 season of ‘The X Factor,’ U.K. singer-songwriter Rebecca Ferguson won raves for her debut album ‘Heaven’. More Red Hot Chili Peppers The California funk-punk-rockers have sold more than 80 million albums around the world and won multiple EMAs. More Restart Restart is a fan favorite and a huge success in sales. More Rick Ross American rapper Rick Ross topped MTV’s 2012 list of Hottest MCs in the Game. More Rihanna The Barbados-born R&B singer is an international megastar who has sold more than 25 million albums worldwide. More Rita Ora British singer-songwriter Rita Ora broke out this year with hit single ‘R.I.P.’, which debuted at the top of the U.K. charts. More 1 2 Next