Popsugar Beauty Billie Eilish Billie Eilish Debuts Green Hair Billie Eilish Has Slime Green Roots, and Now We Want to Be a Bad Guy, Too July 8, 2019 by Sarah Siegel View On One Page Photo 3 of 5 ADVERTISEMENT () Start Slideshow View this post on Instagram A post shared by BILLIE EILISH (@wherearetheavocados) on Jul 4, 2018 at 11:14pm PDT Share This Link Copy ← Use Arrow Keys → 3 Billie Eilish With Blue Hair Previous Next Start Slideshow Billie EilishBeauty NewsCelebrity HairCelebrity BeautyHairHair Color