Singer Keri Hilson arrives at the 2011 Billboard Music Awards at the MGM Grand Garden Arena May 22, 2011 in Las Vegas, Nevada. (Getty Images)more pics » Keri Hilson (Getty Images) Professional pretty girl Keri Hilson was a retro ray of sunshine at Las Vegas' MGM Grand Garden Arena, where she attended the 2011 Billboard Music Awards.
Hilson paired her very '70s mustard mini dress with a bright turquoise belt and matching eye makeup. Strappy beige sandals displayed Keri's hot pink pedicure.
Earlier this week, Hilson released the music video for her new single, "Lose Control," which features Nelly.
Pictures of Keri Hilson (click any photo):