Billie Eilish has ditched her signature green hair! The 19-year-old musician debuted a new look on Instagram on Wednesday, revealing blonde hair.The award-winning singer previously rocked neon green-and-black hair color for a while, as seen most recently at the 2021 GRAMMYs, where she performed her hit song, "Everything I Wanted," which won Record of the Year. Eilish's new blonde 'do also features a fresh haircut with on-trend shaggy, textured layers and curtain bangs. A post shared by BILLIE