2012 Billboard Music Awards: Highlights and Performances

Memorable moments and appearances of the night.

Prince Of The Charts – May 20, 2012 - Gearing up to release his fifth studio album, Fortune, Chris rocked the Billboard Music Awards. The R&B prince also managed to snag the Top R&B Artist of the Year award.(Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

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2012 Billboard Music Awards - The 2012 Billboard Music Awards took place May 20, at the MGM Grand in Las Vegas. The ceremony, which returned last year for the first time in four years, was filled with high-powered performances and celebrity appearances. Chris Brown was one the many music stars to grace the stage. Here's a look at some other memorable moments and appearances of the night.(Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

Usher: Road to the BET Awards 2012 - Usher has been a big presence at the BET Awards since they started 11 years ago. But that doesn't mean he doesn't work extra hard to make a big return every year — and he's scheduled to check in with a can't-miss performance at the BET Awards 2012. In the past 12 months Usher's had several incredible highlights. Click on to follow Usher's road to the 2012 BET Awards. (Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

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Usher - Usher delivered what was to become one of the most talked about performances of the evening with his presentation of his song "Scream." His magical stage performance included the transformation of one of his lead dancers into an Usher lookalike that mirrored all of his dance moves. Creepy!(Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

Jordin Sparks - Jordin Sparks paid tribute to Sparkle co-star, the late Whitney Houston, at the 2012 Billboard Awards. The 22-year-old singer performed "I Will Always Love You."(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

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Jordin Sparks - Jordin Sparks paid tribute to Sparkle co-star, the late Whitney Houston, at the 2012 Billboard Awards. The 22-year-old singer performed "I Will Always Love You."(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

"That's When I Knew" - Babyface is the king of urban adult contemporary, but even his legendary writing skills don't save this song from the boring quiet storm-isms that often plague the genre. Regardless, Alicia's singing over the pensive guitar backing is once again confident, certain and technically impressive. (Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

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Alicia Keys - Alicia Keys collaborated with music legend Stevie Wonder on stage near the end of the BMAs. Keys presented Wonder with the Billboard Music Icon Award. He asked her to sing "Empire State of Mind," which she did to much applause.(Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

Swizz Beatz - Alicia Keys' husband, producer Swizz Beatz, hit the white carpet with his wifey before the show.(Photo: Frazer Harrison/Getty Images for ABC)

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Swizz Beatz - Alicia Keys' husband, producer Swizz Beatz, hit the white carpet with his wifey before the show.(Photo: Frazer Harrison/Getty Images for ABC)

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Gladys Knight - Legendary soul singer Gladys Knight was on hand to present the Top Male Artist Award to Lil Wayne.(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

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Gladys Knight - Legendary soul singer Gladys Knight was on hand to present the Top Male Artist Award to Lil Wayne.(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

Jason Derulo - Fresh out of his neck cast after sustaining that nasty injury while practicing for his world tour this past January, Jason Derulo showed up to the white carpet with his boo Jordin Sparks, who performed during the show.(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

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Jason Derulo - Fresh out of his neck cast after sustaining that nasty injury while practicing for his world tour this past January, Jason Derulo showed up to the white carpet with his boo Jordin Sparks, who performed during the show.(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

Goodie Mob - Cee Lo Green and the Goodie Mob paid tribute to the late rap icon MCA and the Beastie Boys with a cover of "Fight For Your Right (To Party)" during the BMA's. (Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

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Goodie Mob - Cee Lo Green and the Goodie Mob paid tribute to the late rap icon MCA and the Beastie Boys with a cover of "Fight For Your Right (To Party)" during the BMA's. (Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

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Pat Houston and Bobbi Kristina Brown - Pat Houston and Bobbi Kristina Brown accepted the 2012 Billboard Music Awards Millennium Award on behalf of Whitney Houston. Bobbi Kristina thanked the fans for their love and support.(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

John Legend - John Legend also paid tribute to the late Whitney Houston at the Billboard Music Awards, performing Houston's version of "The Greatest Love of All."(Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

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John Legend - John Legend also paid tribute to the late Whitney Houston at the Billboard Music Awards, performing Houston's version of "The Greatest Love of All."(Photo: Christopher Polk/Billboards2012/Getty Images for ABC)

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Brandy - Brandy turned heads on the white carpet in her Herve Leger dress and big R&B diva hair.(Photo: Frazer Harrison/Getty Images for ABC)

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Brandy - Brandy turned heads on the white carpet in her Herve Leger dress and big R&B diva hair.(Photo: Frazer Harrison/Getty Images for ABC)

Eric Benét and Monica - Eric Benét and Monica appear on stage together to present an award at the Billboard Music Awards ceremony at Las Vegas' MGM Grand on May 20.(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

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Eric Benét and Monica - Eric Benét and Monica appear on stage together to present an award at the Billboard Music Awards ceremony at Las Vegas' MGM Grand on May 20.(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

Justin Bieber - Justin Bieber took home the first win of the night — Top Social Artist — before performing his latest hit "Boyfriend."(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

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Justin Bieber - Justin Bieber took home the first win of the night — Top Social Artist — before performing his latest hit "Boyfriend."(Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

Stevie Wonder  - Stevie Wonder accompanied Alicia Keys on the piano during the duets performance of a medley of his singles including "Higher Ground" and "Overjoyed." (Photo: Ethan Miller/Billboards2012/Getty Images for ABC)

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Stevie Wonder - Stevie Wonder accompanied Alicia Keys on the piano during the duets performance of a medley of his singles including "Higher Ground" and "Overjoyed." (Photo: Ethan Miller/Billboards2012/Getty Images for ABC)