Popsugar Beauty Hair See Photos of Billie Eilish's Brunette Hair Colour Well, That Was Fast: Billie Eilish Is a Brunette Now 4 December 2021 by Kelsey Garcia View On One Page Photo 1 of 2 ADVERTISEMENT () Start Slideshow View this post on Instagram A post shared by BILLIE EILISH (@billieeilish) Share This Link Copy ← Use Arrow Keys → 1 See Photos of Billie Eilish's New Brunette Hair Previous Next Start Slideshow HairCelebrity BeautyHair ColorBillie EilishCelebrity InstagramsCelebrity Beauty InstagramsBrunette HairCelebrity Hair