• Slideshow Photos

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    Image: 2012 Billboard Music Awards - Arrivals

    2012 Billboard Music Awards

    LMFAO, Katy Perry, Taylor Swift, Justin Bieber and more big stars take center stage in Las Vegas.

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    Michael Lockwood, Lisa Marie Presley -

    Michael Lockwood and his wife Lisa Marie Presley arrive at the Billboard Music Awards in Las Vegas on Sunday, May 20.

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    LMFAO -

    LMFAO perform at the Billboard Music Awards. The band won song of the year for "Party Rock Anthem" and top duo/group, plus four more honors.

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    Katy Perry -

    Katy Perry assists her 91-year-old grandmother on the red carpet at the Billboard Music Awards in Las Vegas. Perry's grandmother also accompanied her to the 2011 Grammy Awards.

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    Ty Burrell, Julie Bowen -

    "Modern Family" stars Ty Burrell and Julie Bowen host the Billboard Music Awards in Las Vegas.

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    Miley Cyrus -

    Miley Cyrus presents the award for Top New Artist onstage at the Billboard Music Awards.

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    Wiz Khalifa -

    Top New Artist went to rapper Wiz Khalifa at the Billboard Music Awards.

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    Kelly Clarkson -

    Onetime "American Idol" winner Kelly Clarkson performs onstage at the Billboard Music Awards.

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    Katy Perry -

    Katy Perry accepts the Billboard Spotlight award.

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    Natasha Bedingfield -

    Presenter Natasha Bedingfield pays tribute to Donna Summer with a rendition of the late diva's "Last Dance" at the Billboard Music Awards on Suunday, May 20.

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    The Wanted -

    The Wanted perform onstage at the Billboard Music Awards.

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    Taylor Swift -

    Taylor Swift accepts the Woman of the Year award onstage at the Billboard Music Awards.

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    Usher -

    Usher performs onstage at the Billboard Music Awards in Las Vegas on Sunday, May 20.

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    Carly Rae Jepsen -

    Carly Rae Jepsen performs onstage at the Billboard Music Awards.

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    Katy Perry -

    Katy Perry performs "Wide Awake" onstage at the Billboard Music Awards.

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    Carrie Underwood -

    Former "American Idol" winner Carrie Underwood performs onstage at the Billboard Music Awards in Las Vegas.

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    Justin Bieber -

    Justin Bieber performs "Boyfriend" onstage at the Billboard Music Awards. The 18-year-old picked up a social artist award Sunday night.

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    Nelly Furtado -

    Nelly Furtado performs onstage at the Billboard Music Awards.

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    John Legend -

    John Legend performs onstage at the Billboard Music Awards. He was part of a tribute to the late Whitney Houston.

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    Jordin Sparks -

    "American Idol" winner Jordin Sparks performs at the Billboard Music Awards in Las Vegas. She was part of a tribute to Whitney Houston, and stars in Houston's last film, "Sparkle," to be released in August.

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    Pat Houston, Bobbi Kristina Houston-Brown -

    Whitney Houston's sister-in-law, Pat Houston, and daughter Bobbi Kristina Houston-Brown accept the Millennium Award on her behalf at the Billboard Music Awards. "I'm just blessed to have been in such an incredible woman's life; there will never be another one, ever," said Houston-Brown.

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    Chris Brown -

    Chris Brown performs onstage at the Billboard Music Awards.

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    Cee-Lo Green, Jean Sok -

    Dancer Jean Sok performs onstage during Cee-Lo Green's performance with Goodie Mob at the Billboard Music Awards. They sang the Beastie Boys song "(You Gotta) Fight For Your Right (To Party)," in honor of the late Adam Yauch.

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    Alicia Keys, Stevie Wonder -

    Alicia Keys helps Stevie Wonder accept the Billboard Icon Award in Las Vegas.

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    Alicia Keys, Stevie Wonder -

    Alicia Keys and Stevie Wonder perform onstage at the Billboard Music Awards. The pair performed his songs "Higher Ground" and "Overjoyed," and Wonder ended his set with "Superstition."

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