Popsugar Beauty Hair Billie Eilish Best Hair Colours Billie Eilish Is the Hair Icon We Didn’t Know That We Needed 22 March 2019 by Jesa Marie Calaor View On One Page Photo 1 of 11 ADVERTISEMENT () Start Slideshow View this post on Instagram A post shared by BILLIE EILISH (@billieeilish) on Jul 6, 2019 at 8:41pm PDT Share This Link Copy ← Use Arrow Keys → 1 Billie Eilish With Neon Green and Black Hair in 2019 Eilish revealed a monochromatic beauty look on her Instagram that was complete with new neon green roots. Previous Next Start Slideshow HairHair ColourCelebrity Hair