The Billboard Music Awards kicked off on Sunday night at the MGM Grand in Las Vegas, a gathering of some of the biggest names in music and many of Hollywood’s A-list celebrities. Musical artists like Jennifer Lopez, Iggy Azalea, Gwen Stefani and Taylor Swift attended, and the audience was treated to performances by Kelly Clarkson, Kanye West and more.
The annual event wouldn’t be complete without a list of the best and worst dressed celebs. Some of our favorite artists and A-listers showed up looking stunning -- others, not so much. Check out our favorites and least favorites above.
BEST DRESSED - Jennifer Lopez dazzled in a sheer white gown at the 2015 Billboard Awards in Las Vegas on May 17, 2015. The silver, white and sheer nude Charbel Zoe gown was embellished with crystals, showing off the stunning 45-year-old's toned physique. ReutersBEST DRESSED - Kelly Clarkson wore a black, sparkling dress while she performed 'Invincible' at the 2015 Billboard Music Awards in Las Vegas on May 17, 2015. Her sparkling, plum, knee-length dress was edgy but not obnoxious.ReutersCeline Dion stunned in a knee-length, green leather dress at the Billboard Music Awards, held at the MGM Grand in Las Vegas on May 17, 2015.ReutersBEST DRESSED - Kylie Jenner arrived at the 2015 Billboard Music Awards at the MGM Grand in Las Vegas in a striped dress from Balmain's upcoming collaboration with retailer H&M.ReutersBEST DRESSED - Taylor Swift arrived at the 2015 Billboard Music Awards at the MGM Grand in Las Vegas in a stunning white jumpsuit. The singer's music video "Bad Blood" debuted during the show.ReutersWORST DRESSED - Singer Dencia arrived in a multi-colored beaded ensemble that turned a lot of heads - but not in a good way.ReutersWORST DRESSED - Iggy Azalea arrived at the 2015 Billboard Music Awards 2015 at the MGM Grand in Las Vegas on May 17, 2015 in a two-pieced, baby blue dress with a sheer cutout.ReutersWORST DRESSED - Model Chrissy Teigen wore several stunning outfits during the awards. This black and gold striped pantsuit wasn't our favorite.Reuters