Janet Jackson
The legend has arrived! Tonight's Icon Award recipient wows on the red carpet.
Halsey
The "Bad at Love" singer certainly isn't bad at fashion for this evening's event.
MIla Kunis
Before presenting one of the biggest awards of the night, the presenter shows off her chic David Koma look in Las Vegas.
Taylor Swift
During her surprise trip down the red carpet, the "Look What You Made Me Do" singer donned Versace, Casadei shoes, earrings by Hueb and rings by Fernando Jorge, Sara Weinstock Jewelry and Maxior.
Alison Brie
The Glow star looked oh-so-cute in her black and white cocktail dress.
Ciara
The singer opts for a sexy and see-through number.
Camila Cabello
The "Havana" singer gets her spin on in her fringed ensemble.
Ashlee Simpson Ross & Evan Ross
Date night done right! The Ashlee and Evan stars are the perfect match on the red carpet.
Jennifer Lopez
The "Dinero" singer is all about her snakeskin Roberto Cavalli ensemble before her 2018 Billboard Music Awards performance.
Padma Lakshmi
The Top Chef host steps up on the red carpet in a silver concoction.
John Legend
The Oscar winner is all smiles in his dapper ensemble after welcoming his son Miles Theodore Stephens.
Nick Jonas
"Viva Las Vegas! #bbmas here we come. #vegas," the "Jealous" singer shared on Instagram before stepping on the red carpet.
En Vogue
The '90s girl group strikes a pose like the good old days.
Kesha
The "Praying" singer is fine in fringe and cowboy boots.
Hailey Baldwin
The supermodel rocks a plunging and golden dress for her first-ever trip to the award show.
Danielle Bregoli
The "Cash Me Outside" girl lives it up at the 2018 Billboard Music Awards.
Andy Cohen
The Bravo star is pretty in pink on the red carpet!
DJ Khaled
The producer is bold in electric blue on the red carpet on Sunday night.
BeBe Rexha
The 28-year-old opted for an avant garde black look for her turn down the red carpet.
Tyra Banks
The America's Got Talent host and supermodel attends the 2018 Billboard Music Awards at MGM Grand Garden Arena.
Pauly D
The reality star can't stop smiling on the red carpet.
Prince Jackson
Michael Jackson's son opts for a rather casual outfit for his appearance at the Billboard Music Awards' red carpet.
Grey, Zedd, Maren Morris & Michael Trewartha
The recording attend the 2018 Billboard Music Awards at MGM Grand Garden Arena.
Riff Raff
Stepping out in style! The rapper showcases another bold look in Las Vegas.