2013 Billboard Music Awards - Press Room(01 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Actress/singer Madonna poses in the press room at the 2013 Billboard Music Awards at MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Gregg DeGuire/WireImage) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(02 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Ke$ha arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(03 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Actress Hayden Panettiere arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(04 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Jennifer Nettles arrives at the 2013 Billboard Music Awards at MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Gregg DeGuire/WireImage) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(05 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Andy Allo arrives at the 2013 Billboard Music Awards at MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Gregg DeGuire/WireImage) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(06 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Shania Twain arrives at the 2013 Billboard Music Awards at MGM Grand Hotel & Casino on May 19, 2013 in Las Vegas, Nevada. (Photo by Jon Kopaloff/FilmMagic) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(07 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Miley Cyrus arrives at the 2013 Billboard Music Awards at MGM Grand Hotel & Casino on May 19, 2013 in Las Vegas, Nevada. (Photo by Jon Kopaloff/FilmMagic) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(08 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Musicians Chad Kroeger and Avril Lavigne arrive at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(09 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer/Actress Jennifer Lopez arrives at the 2013 Billboard Music Awards at MGM Grand Hotel & Casino on May 19, 2013 in Las Vegas, Nevada. (Photo by Jon Kopaloff/FilmMagic) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(10 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Nicki Minaj arrives at the 2013 Billboard Music Awards at MGM Grand Hotel & Casino on May 19, 2013 in Las Vegas, Nevada. (Photo by Jon Kopaloff/FilmMagic) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(11 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Taylor Swift arrives at the 2013 Billboard Music Awards at MGM Grand Hotel & Casino on May 19, 2013 in Las Vegas, Nevada. (Photo by Jon Kopaloff/FilmMagic) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(12 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Actress Ariana Grande arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by David Becker/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(13 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Selena Gomez arrives at the 2013 Billboard Music Awards at MGM Grand Hotel & Casino on May 19, 2013 in Las Vegas, Nevada. (Photo by Jon Kopaloff/FilmMagic) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(14 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Actress Emmy Rossum arrives at the 2013 Billboard Music Awards at MGM Grand Hotel & Casino on May 19, 2013 in Las Vegas, Nevada. (Photo by Jon Kopaloff/FilmMagic) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(15 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Musician Orianthi arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by David Becker/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(16 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Nayer arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by David Becker/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(17 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Television personality Audrina Patridge arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by David Becker/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(18 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Recording artists 3rd Eye Girl arrive at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(19 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Actress Monalisa Okojie arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(20 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Actress Jenny McCarthy arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(21 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Radio and TV personality Kerri Kasem arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(22 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Carly Rae Jepsen arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(23 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Actress Alyssa Milano arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
2013 Billboard Music Awards - Arrivals(24 of24)
Open Image ModalLAS VEGAS, NV - MAY 19: Singer Kelly Rowland arrives at the 2013 Billboard Music Awards at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)