Popsugar Fashion Summer Fashion British Celebrity Style at Glastonbury Festival 29 Times Brit Girls Ruled With Their Glastonbury Style June 21, 2017 by Lucy Jane View On One Page Photo 11 of 29 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 11 Sienna Miller, 2010 Previous Next Start Slideshow Summer FashionNostalgiaSummerBritish CelebritiesFestival Style