The Billboard Music Awards Red Carpet Was Sexy as Hell — It's Vegas, Baby!

Coming off a weekend of some modest dressing across the pond at the royal wedding, the Billboard Music Awards red carpet might just leave your mouth agape. But these daring dresses can't be tamed, and we're embracing the change of pace. See what some of your favorite singers stunned in when they arrived, before a handful of stars including Demi Lovato, Ariana Grande, and Jennifer Lopez shifted gears and changed into incredible performance looks. Then, check out our picks for sexiest of the evening.

Taylor Swift
Getty

Taylor Swift

Wearing an Atelier Versace dress with Casadei heels, Hueb earrings, and rings by Jacquie Aiche and Fernando Jorge.

Janet Jackson
Getty

Janet Jackson

Wearing a white tee with a Rami Kadi skirt and Neil Lane Couture jewels.

Jennifer Lopez
Getty

Jennifer Lopez

Wearing a Roberto Cavalli ensemble with Casadei boots, a Devi Kroell clutch, and jewels by Yeprem and AS29.

Ciara
Getty

Ciara

Wearing a Julien Macdonald dress with Commando briefs, Le Silla heels, and Le Vian jewels.

Demi Lovato
Getty

Demi Lovato

Wearing a vintage Dior dress with Melinda Maria hoops and a L'Dezen by Payal Shah ring.

Hailey Baldwin
Getty

Hailey Baldwin

Wearing an Alexandre Vauthier dress with Jennifer Fisher jewels.

Mila Kunis
Getty

Mila Kunis

Wearing a David Koma look with Le Vian jewels.

Christina Aguilera
Getty

Christina Aguilera

Camila Cabello
Getty

Camila Cabello

Wearing a Givenchy dress with Chopard jewels.

Dua Lipa
Getty

Dua Lipa

Wearing an Alexandre Vauthier dress with Bulgari jewels.

Halsey
Getty

Halsey

Wearing a Redemption dress with Lorraine Schwartz jewels.

Padma Lakshmi
Getty

Padma Lakshmi

Wearing the Blonds.

Nick Jonas
Getty

Nick Jonas

Wearing a pink shirt with black tuxedo pants.

John Legend
Getty

John Legend

Wearing Gucci.

Alison Brie
Getty

Alison Brie

Wearing a Giambattista Valli dress with Jimmy Choo shoes, a Tyler Ellis clutch, and jewels from Djula.

Chrissy Metz
Getty

Chrissy Metz

Wearing a custom John Paul Ataker dress with a L'Afshar clutch, L'Dezen by Payal Shah earrings, and Ann Taylor sandals.

Justine Skye
Getty

Justine Skye

Wearing an Amen dress with Lynn Ban jewels.

Maren Morris
Getty

Maren Morris

Wearing an Azzaro Couture dress with Giuseppe Zanotti shoes and jewels from IVY NY and Le Vian.

Grace VanderWaal
Getty

Grace VanderWaal

Wearing a BOSS suit with Chinese Laundry shoes.

Salt-N-Pepa
Getty

Salt-N-Pepa

Cheryl James is wearing a netted embellished jumpsuit and Sandra Denton is wearing a patent wrap dress with matching booties.

En Vogue
Getty

En Vogue

Rhona Bennet wearing a metallic dress and Terry Ellis and Cindy Herron wearing sheer-effect embellished gowns.

Bebe Rexha
Getty

Bebe Rexha

Wearing a Christian Siriano dress with Brian Atwood shoes.

Tyra Banks
Getty

Tyra Banks

Wearing Jared Lehr jewels.

Shawn Mendes
Getty

Shawn Mendes

Wearing The Kooples.

Chloe Kim
Getty

Chloe Kim

Wearing Sam Edelman shoes.