Photos: 2013 Billboard Music Awards
Highlights of performances and winners at the 2013 Billboard Music Awards in Las Vegas.
2013 Billboard Music Awards
Bruno Mars, third from left, performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Nicki Minaj accepts the award for top rap artist at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Shania Twain presents the award for top rap artist at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Selena Gomez, center, performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
The Band Perry, from left, Neil Perry, Kimberly Perry and Reid Perry, perform at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Jennifer Nettles speaks on stage at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
The Band Perry performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Tracy Morgan, right, and Psy participate in a "dance-off" at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Tracy Morgan, left, and Psy participate in a "dance-off" at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
Chris Brown
Chris Brown performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Caroline Hjelt and Aino Jawo, of musical group Icona Pop, perform at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
Chris Brown
Chris Brown performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Caroline Hjelt, of musical group Icona Pop, performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Hayden Panettiere speaks on stage at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Carly Rae Jepsen accepts the award for top digital song for "Call Me Maybe" at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Host Tracy Morgan, center, performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Erykah Badu, left, and Janelle Monae announce the icon award at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Lil Wayne, seated, and Nicki Minaj perform at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Miguel performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Celine Dion presents the award for Billboard artist of the year at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Celine Dion, left, presents the award for Billboard artist of the year to Taylor Swift at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Morten Harket, of the musical group A-ha, performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Prince performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
Ke$ha
Ke$ha speaks on stage at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Christina Aguilera performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Pitbull performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Chloe Grace Moretz speaks on stage at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Wiz Khalifa, right, and Sky Blu speak on stage at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Kelly Rowland, left, and Austin Mahone present the award for top EDM artist at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Ed Sheeran performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Jennifer Lopez performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
David Guetta accepts the award for top EDM artist at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Jennifer Lopez is carried as she performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Taylor Swift poses backstage with her awards at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. Swift won awards for top female artist, top Billboard 200 artist, top digital songs artist, top country artist, top Billboard 200 album and top country album for "Red," and top country song for "We Are Never Ever Getting Back Together." (Photo by John Shearer/Invision/AP)
2013 Billboard Music Awards
Madonna poses backstage with her awards for top touring artist, dance album and dance artist at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by John Shearer/Invision/AP)
2013 Billboard Music Awards
Pitbull, from left, Morten Harket, of the musical group A-ha, and Christina Aguilera perform at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Selena Gomez, right, congratulates Taylor Swift, winner of the award for top Billboard 200 album for "Red," at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Taylor Swift accepts the award for top Billboard 200 album for "Red" at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Justin Bieber performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Taylor Swift, center, performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Taylor Swift, center, performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Selena Gomez speaks on stage at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Kid Rock presents the award for top rap song at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Kacey Musgraves, center, performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)
2013 Billboard Music Awards
Justin Bieber, center, performs at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 19, 2013 in Las Vegas. (Photo by Chris Pizzello/Invision/AP)