Britney Spears and RihannaAll the stars of popular music came out for 'The 2011 Billboard Music Awards', where they saw Justin Bieber and Eminem dominate the night with six awards apiece. Other big winners included Lady Gaga, Rihanna, Mumford & Sons, Taio Cruz, Taylor Swift and Usher with three awards apiece.

The night was filled with memorable performances as well, including Cee Lo Green floating through the sky at a piano and Britney Spears and Rihanna in a sexy duet that climaxed in a lingerie pillow fight.

Beyonce received the Billboard Millennium Award, while Neil Diamond was given the Icon Award and then promised to "Google it right after the show and find out exactly how an icon is supposed to handle himself."