Red Carpet Fashion: GQ Man of the Year Party

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