Popsugar Fashion Kate Middleton Kate Middleton's Style Evolution Kate Middleton's Style Evolution Will Blow You Away March 9, 2017 by Marcia Moody View On One Page Photo 10 of 16 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Kate most famously wore the dress during her breakup with William in the Summer of 2007 — to a book launch in London with sister Pippa. Previous Next Start Slideshow The RoyalsKate MiddletonThe British Royals