PHOTOS: Top moments from 2017 Billboard Music Awards
LAS VEGAS, NV - MAY 21: Singer Julia Michaels performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Co-hosts Ludacris (L) and Vanessa Hudgens speak onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Miley Cyrus performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Actor Christopher Jordan Wallace (L) and producer Sean 'Diddy' Combs speak onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Music group Imagine Dragons performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Miley Cyrus performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Honoree Cher (R) accepts the Billboard Icon Award from singer Gwen Stefani onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Rapper Nicki Minaj performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: (L-R) Musicians Brian Kelley and Tyler Hubbard of Florida Georgia Line with John Legend perform onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Halsey performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Celine Dion performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Camila Cabello performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Producer Sean 'Diddy' Combs speaks onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Miley Cyrus performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Actor/singer Cher performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Musicians Andrew Taggart (L) and Alex Pall of The Chainsmokers perform onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: DJ David Guetta (R) and rapper Nicki Minaj perform onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Co-hosts Vanessa Hudgens and Ludacris speak onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Celine Dion performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Rapper Nicki Minaj performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Sam Hunt performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Halsey performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Lorde performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Bruno Mars performs via video feed during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Rapper Nicki Minaj (C) performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Sam Hunt performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Dan Reynolds of Imagine Dragons (bottom center) speaks onstage in tribute to late singer Chris Cornell during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Actor/singer Cher performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Camila Cabello performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Singer Dan Reynolds of Imagine Dragons performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Musician John Legend performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Musicians Brian Kelley (L) and Tyler Hubbard of Florida Georgia Line perform onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Rapper Nicki Minaj performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller
LAS VEGAS, NV - MAY 21: Musicians Andrew Taggart (L) and Alex Pall of The Chainsmokers perform onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)Ethan Miller