Popsugar Beauty Beauty News The Biggest Celebrity Hair Transformations of Summer 2018 See the Most Mind-Blowing Celebrity Hair Transformations of Summer June 27, 2018 by Alaina Demopoulos First Published: June 13, 2018 View On One Page Photo 16 of 18 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 16 Maggie Gyllenhaal The actress lightened her usually chestnut-brown for Summer, opting for a platinum shade with edgy contrasting roots. Previous Next Start Slideshow Beauty NewsCelebrity HairSummer BeautySummerCelebrity BeautyHair