There are always a select few who bring out the sexy factor on the Oscars red carpet and its accompanying after parties. This year's batch showcases Jennifer Lopez in not one, but two plunging necklines from Zuhair Murad, Heidi Klum in a sexy couture minidress by Versace, and Kate Beckinsale in sultry Roberto Cavalli cut-outs. Meanwhile, Hollywood beauties like Angelina Jolie and Irina Shayk showed off their sexy pins in thigh-slit gowns by Versace. Check out the slideshow to see who wore the sexiest gowns on this year's red rug.
2012 Oscars: The Sexiest Celebrity Looks