Popsugar Fashion Celebrity Style Reese Witherspoon's Best Red Carpet Looks 63 Reasons Why We Love Reese Witherspoon's Classic Red Carpet Style March 22, 2014 by Mandi Villa View On One Page Photo 35 of 63 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 35 Reese Witherspoon in Jason Wu at 2010 Cancer Research Benefit Reese wore this sexy lace Jason Wu dress to a cancer research benefit in 2010. Previous Next Start Slideshow Reese WitherspoonRed CarpetCelebrity Evolutions