Photos + Video: Spectacle is everything at 2012 Billboard Music Awards
Published: May 21, 2012 04:24PM
Updated: May 21, 2012 08:18AM
In this photo provided by the Las Vegas News Bureau, singer/songwriter Usher walks the red carpet for the 2012 Billboard Music Awards at the MGM Grand on the Las Vegas Strip. Sunday, May 20, 2012. (AP Photo/Las Vegas News Bureau, Glenn Pinkerton)

The 2012 Billboard Music Awards were held Sunday in Las Vegas. Co-hosted by 'Modern Family' stars Julie Bowen and Ty Burell, the show featured performances by Carrie Underwood, Usher, Justin Bieber, Chris Brown, Alicia Keys and others.

Adele was the big winner with 12 trophies, including Top Artist and Top Album for '21'. LMFAO took six awards, including Top Duo/Group and Top Song for 'Party Rock Anthem'.