John Legend
The singer looks great in his suit.
Natasha Bedingfield
The singer looks lovely in Emerson.
Dave Grohl & Jordyn Blumm
The couple keeps things black-and-white.
Neil Patrick Harris & David Burtka
The How I Met Your Mother star wears John Varvatos.
Kimbra & Gotye
The "Somebody That I Used to Know" duo makes sure your remember them, wearing Jaime Lee Major (Kimbra) and Jack London (Gotye) .
Jack White
The singer suits up in Yves Saint Laurent.
Kaley Cuoco
The Big Bang Theory star keeps is cazh.
Ne-Yo
The singer looks dapper in Yves Saint Laurent.
Deadmau5 & Kat Von D
The tatto artist walks the red carpet in Derek Lam .
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Nate Ruess, Andrew Dost and Jack Antonoff hit the red carpet.
Allison Williams
The Girls star looks great in this glam gown.
Chrissy Teigen
The model works it in Joy Cioci.
Esperanza Spalding
The Grammy winner in Eden Diodati.
Bonnie McKee
The singer-songwriter stands out in this confection.
LL Cool J & Simone Johnson
The actor-rapper Grammys host wears an Armani suit.
Pauley Perrette
The NCIS star gives us the thumbs-up.
Rick Ross
The rapper hits the red carpet in Tom Ford.
Ziggy & Orley Marley
The singer wears Giorgio Armani.
Alexa Chung
The TV host keeps things light with this springy dress.
Sting & Trudie Styler
The longtime couple hit the red carpet.
Little Big Town
Karen Fairchild (in Dolce & Gabbana), Kimberly Schlapman, Jimi Westbrook and Phillip Sweet look great all glammed up.
Mario Lopez
Maroon 1, anyone? The X Factor host keeps things interesting with this colored tux.
Estelle
The singer rocks this eye-catching Genelle Brooks x Love Collins dress.
Mumford & Sons
The Grammy winners hit the red carpet.