With epic performances by Britney Spears, Rihanna, and Madonna, to name just a few, and a star-studded presenter list, the Billboard Music Awards have outdone themselves this year. And the same goes for the event's fashion-filled red carpet, too. Kesha's embroidered purple pantsuit and Ciara's revealing sequined number immediately come to mind, but that's just the beginning! Keep reading to see all the standout arrivals.
WEAR: Phillip Plein dress; Jacob & Co. jewelry; Casadei shoes.
WEAR: Thierry Mugler dress; jewelry by Neil Lane, Borgioni, Hearts on Fire, Jacob and Co, and Le Vian.
WEAR: Calvin Klein Collection blush silk crepe bralette and skirt; jewelry by Montblanc and John Hardy.
WEAR: Vintage Nudie's Rodeo Tailors suit; Chloé blouse, Elisabeth Bell Sea Urchin Star Earrings ($2785); Gucci shoes.
WHO: Ariana Grande
WEAR: Atelier Versace dress; Neil Lane jewelry; Giuseppe Zanotti shoes.
WEAR: Fausto Puglisi dress; Jewelry by Eva Fehren and Ileana Makri; Stuart Weitzman shoes.
WHO: Kathryn Hahn, Mila Kunis, and Kristen Bell
WHAT: Stars of Bad Moms
WEAR: On Hahn: Altuzarra dress. On Kunis: Zuhair Murad nude strapless crystal beaded cage dress with exaggerated hip detail; Anita Ko jewelry; Neil J. Rodgers shoes. On Bell: Jonathan Simkhai jumpsuit; Lorraine Schwartz jewelry.
WHAT: Nominee, Top Soundtrack for Empire: Original Soundtrack From Season 1
WEAR: John Hardy jewelry; Jimmy Choo clutch and shoes.
WHO: Kate Beckinsale
WEAR: Hamel gown; Butani jewelry; Anya Hindmarch clutch; Brian Atwood shoes.
WHO: Heidi Klum
WEAR: Lorraine Schwartz jewelry.
WHO: Keke Palmer
WEAR: House of Harlot dress; Atelier Swarovski by Masha Ma earrings; St. John jewelry.
WHO: Demi Lovato
WHAT: Nominee, Top Social Media Artist
WHO: Lucy Hale
WEAR: Rauwolf clutch; Giuseppe Zanotti shoes.
WHO: Britney Spears
WHAT: Honoree, Billboard Millennium Award
WEAR: Reem Acra long-sleeve romper with chiffon and lace detail train; Jacob & Co. jewelry; Schutz Karlyanna Boots ($395).
WHO: Priyaka Chopra
WEAR: Versace dress; Antonini jewelry; Casadei shoes.
WHO: Grace Helbig
WHO: Laverne Cox
WEAR: Ofira Jewels jewelry.
WHO: Rachel Platten
WHAT: Nominee, Top Selling Song for "Fight Song"
WEAR: Alice + Olivia blazer and pants; Edie Parker clutch.
WHO: Meghan Trainor
WEAR: Michael Costello dress; Le Vian jewelry.
WHO: Tove Lo
Who do you think was best dressed at the Billboard Music Awards? Tell us in the comments below!