The Billboard Music Awards took over the MGM Grand Garden Arena in Las Vegas on Sunday, bringing with it plenty of big names, including Jennifer Lopez, who showed lots of skin [1] on the red carpet; Taylor Swift, who took home multiple awards [2]; and Chrissy Teigen, who arrived with husband John Legend [3] and hosted the show with Ludacris. Ed Sheeran sat in the audience with Calvin Harris and Taylor Swift [4] while Britney Spears [5] and Iggy Azalea took the stage to perform "Pretty Girls." All the stars, winners, and performances made for some great moments — start scrolling to see the best pictures from the night.

Taylor Swift and Molly Ringwald

Nick Jonas

Charlie Ebersol and Britney Spears

Calvin Harris and Taylor Swift

Mariah Carey

Zendaya, Lily Aldridge, Taylor Swift, Martha Hunt, and Hailee Steinfeld

John Legend and Meghan Trainor

50 Cent and Jennifer Lopez

Danica McKellar

Celine Dion

One Direction

Wiz Khalifa

Nicki Minaj

Ed Sheeran and John Legend

Chrissy Teigen and John Legend

Kylie Jenner

Tyrese Gibson and Tracee Ellis Ross

Ludacris, Chrissy Teigen, and Wayne Newton

Nick Jonas and Taylor Swift

Martha Hunt and Zendaya

Brantley Gilbert and Amber Cochran

Britney Spears and Iggy Azalea

Britney Spears and Charlie Ebersol

Calvin Harris and Ed Sheeran

Taylor Swift, Zendaya, and Hailee Steinfeld

Taraji P. Henson and BET's Stephen Hill

J Lo and Rita Ora