Billie Eilish has made some drastic hair changes since releasing her first song in 2016. She's experimented with neon-green roots, vibrant blue strands, and even gray hair for a period.

Related: Billie Eilish Explains the Real Reason Why She Ditched Her Blonde Hair Era "I do have to give myself credit for always going so hard," the artist joked. "I wore like actual bouncy balls ...

“I was really into this boy with this curly brown hair and these deep blue eyes,” she said during a 2017 interview with CBS’s Los Angeles Affiliate KCAL. “Whenever I looked at him I just ...

Billie Eilish at the 2020 Grammy Awards. Billie Eilish has rocked more than half a dozen hairstyles and colors during her career so far — but only one look helped her to grow into herself.

ROBYN BECK/AFP via Getty Billie Eilish at the 2020 Grammy Awards. Karwai Tang/WireImage Eilish at the BRIT Awards in 2020. Amy Sussman/Getty Eilish in January 2025, rocking black hair.