Half of Hollywood stepped out to celebrate GQ's list of hot men and woman (Rihanna) for the mag's Man of The Year issue.
Rihanna in Calvin Klein
Jenna Dewan-Tatum in Amanda Wakeley & Louboutins
Christa B. Allen in Malandrino
Jaime King in Oscar de la Renta
Cassie in Anthony Vaccarello
Alessandra Ambrosio in Sally LaPointe
Erin Heatherton
Ali Larter in Isabel Marant
Diane Kruger in Cushnie et Ochs
Dakota Johnson in Joe's Jeans & Gomez Garcia--Ashley Madekwe in Kelly Wearsler--Krysten Ritter in Dolce&Gabbana--Hannah Simone in Talbot Runhof
Lizy Caplan in Max Azria--Rashida Jones in Band of Outsiders & Armani
Katie Casidy in Zac Posen--Julianne Hough in Temperley London--Britney Snow in vintage YSL
James Van der Beek in Knot Standard
Aaron Paul--Kid Cudi--Ben McKenzie in Ted Baker--Ryan Kwanten in Hugo Boss--Chace Crawford--Mehcad Brooks
NeYo--Zach Quninto--Common--James Marsden--Jamie Foxx--Chord Overstreet
Darren Criss in Brooks Brothers--Ben Affleck in Tom Ford--Big Sean--Cory Monteith in Armani--Lamorne Morris in Ted Baker