Popsugar Beauty Halloween Harley Quinn Hair Tutorial Top Off Your Ghoulishly Glam Harley Quinn Costume With This Easy Hair DIY September 18, 2016 by Emily Orofino View On One Page Photo 10 of 19 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Once you've finished applying your hair chalk, double-check to make sure that your color is symmetrical on each side. Previous Next Start Slideshow HalloweenHair TutorialsHairHarley QuinnHalloween Beauty