Grammy's 2012 Red Carpet Fashion!

Kelly Osbourne

Nancy O'Dell

Giuliana Rancic

Joy Williams

Paris Hilton

Corrine Bailey

Rebecca Black

Adele

Carrie Underwood

Cyndi Lauper

Fergie

Katy Perry

Jessie J

Bruno Mars

Kelly Rowland

Wiz Khalifa & Amber Rose

Rick Ross

Ledisi

Sophia Grace & Rose, the two princesses performed Nicki Minaj's "Super Bass" on Ellen

Esperanza Spalding

Deadmau5

David Guetta

Melanie Fiona