At GQ Magazine’s Men Of The Year Party at the Chateau Marmont in Los Angeles, all of Hollywood’s sexiest gals were tightly clad and looking hauter than ever! 90210‘s Shenae Grimes was in Rodeo Drive fashion, wearing a fierce black strapless with blue piping. Mad Men‘s January Jones got color blocked, stunning in white and blue hues.

PHOTOS: See Amanda Seyfried, Gabrielle Union, Olivia Wilde, Maggie Grace, AnnaLynne McCord, Jessica Stroup, January Jones, Kim Kardashian, Shenae Grimes, Jaime King, Neil Patrick Harris And Sarah Silverman At The GQ Party

Who was the sexiest starlet of all? Check out the gallery in Style to find out…

PHOTOS: See Nicole Kidman And Other Stars Dressed Up For Vogue