From one slinky plus-one to major costume drama, see how Demi Lovato, Katy Perry and more upped the fun factor
Credit: Gregg DeGuire/PictureGroup
Updated: Sunday Aug 28, 2011 | 10:00 PM EDT
By: Kiran Hefa
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The evening's most nominated star and husband Russell Brand make a colorful couple on the black carpet, stealing a kiss before heading into L.A.'s Nokia Theater for the awards show.
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