Rihanna
The singer stuns in Alaia.
Katy Perry
The singer goes green in Gucci.
Beyoncé
The star changes things up in Osman.
Jennifer Lopez & Casper Smart
The singer-actress does her best Angelina Jolie pose in Zuhair Murad.
Taylor Swift
The sweetie goes sultry in J. Mendel.
Nicole Kidman & Keith Urban
The actress shines in Vera Wang.
Justin Timberlake
Mr. "Suit & Tie" looks fabulous in Tom Ford's version of said ensemble.
Alicia Keys & Swizz Beatz
The singer looks fab in Alaia.
Frank Ocean
The rapper is all smiles in Dior Homme.
Carrie Underwood
The star rocks Roberto Cavalli.
Chris Brown
The rapper wear Lanvin.
Adele
The singer hit the red carpet in Valentino.
John Mayer
The singer is looking true blue in Brioni.
Wiz Khalifa & Amber Rose
The mom-to-be and her baby bump shine in Donna Karan.
Carly Rae Jepsen
The singer sparkles in Roberto Cavalli.
Janelle Monae
The singer's ensemble includes an Against Nature vest and shirt, Moschino jacket and Ralph Lauren hat.
Florence Welch
The singer shimmers in Givenchy
Faith Hill & Tim McGraw
The country couple look great (Hill in J. Mendel).
Miranda Lambert
The country singer wears Roberto Cavalli.
Tyrese & Vin Diesel
The studs hit the red carpet (Tyrese in Dolce & Gabbana).
Kelly Rowland
The singer in Georges Chakra.
Drake
The rapper suits up.
Solange Knowles
Bey's sister rocks her signature style.
Kat Dennings
The 2 Broke Girls star wears Vivienne Westwood.