Did you miss the American Music Awards on Nov.24? Just in case you did, we've rounded up the 20 hottest music stars of 2013 -- from Miley Cyrus and Rihanna to Justin Timberlake and Kanye West. Click through to check out music's finest!
The pop star is gorgeous, unstoppable and even managed to tie down one of Hollywood's most notorious lotharios, John Mayer. But these aren't the only reasons 2013 has been a big year for the singer: "Roar" is our jam, and Katy's 2013 album "Prism" debuted at No. 1 on the Billboard charts. Now that's fierce!