Oscars 2012 red carpet
Oscars red carpet is the longest-running fashion runway in history. That magic hour is of course when the biggest stars in the best gowns typically arrive.White was the color of the evening from Rooney Mara's Givenchy gown with fin-like details at the bust and crisscrossed straps in back to Cameron Diaz's Gucci gown with beaded Art Deco fringe on the bodice and a matching clutch.
Here's a look at the stars and the styles strolling down the red carpet at the 84th Academy Awards.