2019 Billboard Music Awards: What the stars wore

Taylor Swift stuns in a lilac mini with ruffle detailing at the 2019 Billboard Music Awards on May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Richard Shotwell/Invision/AP)

Host Kelly Clarkson dazzles on the red carpet in a black sequin gown paired with colorful strappy heels. (Richard Shotwell/Invision/AP)

Julianne Hough shimmers in a metallic two-piece outfit paired with a blazer. (Frazer Harrison/Getty Images)

Date night! Parents to be Kane Brown and Katelyn Jae keep close on the red carpet. (Richard Shotwell/Invision/AP)

Ciara rocks a black gown featuring a thigh high slit and low-cut v-neck. The singer paired her look with strappy black heels. (John Shearer/Getty Images for dcp)

Rebecca King-Crews, in a black gown, and Terry Crews, in a gold suit, are all smiles at the award show. (Frazer Harrison/Getty Images)

Kiernan Shipka rocks a sheer striped top with a red skirt. (Frazer Harrison/Getty Images)

Group photo! Brittney Marie Cole Kelley, Brian Kelley and Tyler Hubbard of Florida Georgia Line, and Hayley Stommel Hubbard all pose for the camera. (Frazer Harrison/Getty Images)

Camille Kostek, in a white midi, and Rob Gronkowski, in a plaid blue suit, step out for the award show. (Jeff Kravitz/FilmMagic for dcp)

Eva Longoria rocks a black mini dress with peep toe heels. (Kevin Mazur/Getty Images for dcp)

Chrissy Metz sparkles on the carpet in a red dress. (Richard Shotwell/Invision/AP)

Priyanka Chopra, in a beaded gown, and Nick Jonas, in a plaid suit, pose on the carpet. (Richard Shotwell/Invision/AP)

Kevin Jonas and Danielle Jonas color coordinate in blue outfits. (Richard Shotwell/Invision/AP)

Cardi B rocks a yellow two piece outfit with jewel detailing. (Richard Shotwell/Invision/AP)

Jennifer Hudson steps out in an orange pantsuit with metallic fringe detailing. (Richard Shotwell/Invision/AP)

Halsey dons a blue strapless dress with lace detailing. (Frazer Harrison/Getty Images)