Photos: Billboard Music Awards red carpet
Music artists and celebrities arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas.
2015 Billboard Music Awards
Zendaya, from left, Hailee Steinfeld, Taylor Swift, Lily Aldridge, and Martha Hunt arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Iggy Azalea, left, and Britney Spears arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Iggy Azalea arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Britney Spears arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Chrissy Teigen arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Chrissy Teigen, left, and John Legend arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Lauren Jauregui, from left, Ally Brooke, Normani Hamilton, Dinah-Jane Hansen, and Camila Cabello of the musical group Fifth Harmony arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Liam Payne, from left, Louis Tomlinson, Niall Horan, and Harry Styles of the musical group One Direction arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Olivia Culpo, left, and Nick Jonas arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Dencia arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Taylor Swift arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Rita Ora arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
John Legend arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Britney Spears, left, and Charlie Ebersol arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Rita Ora arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Nick Young, left, and Iggy Azalea arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Mariah Carey arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Mariah Carey arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Taylor Swift arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Taylor Swift arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Kylie Jenner arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Brittney-Marie Cole, from left, Brian Kelley and Tyler Hubbard of the musical group Florida Georgia Line, and Hayley Stommel arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Stefanie Scott arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Laverne Cox arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Dan Reynolds, from left, Ben McKee, Daniel Sermon, and Daniel Platzman of the musical group Imagine Dragons arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Brian Kelley, left, and Tyler Hubbard of the musical group Florida Georgia Line arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Katie Peterson, left, and Jesse McCartney arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Idina Menzel arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Kerri Kasem arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Jussie Smollett, from left, Estelle, and Bryshere Y. Gray arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Hailee Steinfeld arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Kendall Jenner arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Panio Gianopoulos, left, and Molly Ringwald arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Ed Sheeran arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
Fall Out Boy
Andy Hurley, from left, Pete Wentz, Patrick Stump, and Joe Trohman of the musical group Fall Out Boy at the Billboard Music Awards in May.
2015 Billboard Music Awards
Tracee Ellis Ross arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Taraji P. Henson arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Phillip Sweet, from left, Kimberly Schlapman, Karen Fairchild, and Jimi Westbrook of the musical group Little Big Town arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Mark Pellizzer, from left, Ben Spivak, Nasri, and Alex Tanas of the musical group Magic! arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Estelle arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Prince Royce arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Serayah arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Scott Borchetta arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Wayne Newton, left, and Kathleen McCrone arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Wiz Khalifa arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Kylie Jenner arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Kendall Jenner arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Ludacris arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
50 Cent arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Brett Eldredge arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Zendaya arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Avi Kaplan, from left, Scott Hoying, Mitch Grassi, and Kevin Olusola of the musical group Pentatonix arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Andy Grammer arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Bailee Madison arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Giuliana Rancic arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Meghan Trainor arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Calvin Harris arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Serayah arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Jennifer Lopez arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Jennifer Lopez arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Brantley Gilbert, left, and Amber Cochran arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Hozier arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Charli XCX arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Zendaya arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)
2015 Billboard Music Awards
Jennette McCurdy arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 17, 2015, in Las Vegas. (Photo by Eric Jamison/Invision/AP)