PHOTOS: Taylor Swift, BTS, Khalid and more on red carpet at Billboard Awards

Joe Jonas, from left, Nick Jonas, and Kevin Jonas, of Jonas Brothers, arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Taylor Swift arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

BTS arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Taylor Swift arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Brittney Marie Cole, from left, Brian Kelley and Tyler Hubbard, of Florida Georgia Line, and Hayley Stommel arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Khalid arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Taylor Swift arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Poppy arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Quavo arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Draya Michele arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Sofia Reyes arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Katelyn Jae, left, and Kane Brown kiss as they arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Austin McKenzie, left, and Kevin McHale arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

AJ Gibson arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Chantel Jeffries arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Ralph Macchio arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Draya Michele arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Kane Brown arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Renee Bargh arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Sofia Reyes arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Poppy arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Sabrina Carpenter arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Draya Michele arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

William Zabka, left, and Ralph Macchio arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Cindy Kimberly arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Patrick Starrr arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Ciara arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Halsey arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Rebecca King-Crews, left, and Terry Crews arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Yung Miami arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Ciara arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Justin Hartley arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Julianne Hough arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Future Zahir Wilburn, left, and Ciara arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Halsey arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

BTS arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

Diplo arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Taylor Swift arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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BTS arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Taylor Swift arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Khalid arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Taylor Swift arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Poppy arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Quavo arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Draya Michele arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Sofia Reyes arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Katelyn Jae, left, and Kane Brown kiss as they arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Austin McKenzie, left, and Kevin McHale arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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AJ Gibson arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Chantel Jeffries arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Ralph Macchio arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Draya Michele arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Kane Brown arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Renee Bargh arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Sofia Reyes arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Poppy arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Sabrina Carpenter arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Draya Michele arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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William Zabka, left, and Ralph Macchio arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Cindy Kimberly arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Patrick Starrr arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Ciara arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Halsey arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Rebecca King-Crews, left, and Terry Crews arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Yung Miami arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Ciara arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Justin Hartley arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Julianne Hough arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Future Zahir Wilburn, left, and Ciara arrive at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Halsey arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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BTS arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)

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Diplo arrives at the Billboard Music Awards on Wednesday, May 1, 2019, at the MGM Grand Garden Arena in Las Vegas. (Photo by Richard Shotwell/Invision/AP)