Billie Eilish Is Returning to Her Roots with Black Hair: 'She's Back

The Grammy winner debuted her black hair on Instagram Tuesday ahead of starting her Happier Than Ever, The World Tour  

Billie Eilish Ditches Her Blonde Hair for Brunette Tresses

Back to black: Billie Eilish debuts darker hair style - ABC News

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Billie Eilish shocks fans with hair transformation

Billie Eilish Returns to Her Roots With a Fresh New Dye Job

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Billie Eilish Dyed Her Hair Back to Black

Billie Eilish Dyed Her Hair Brown With Neon Green Roots

Billie Eilish and Finneas Meet with President Joe Biden

The Changing Looks Of Billie Eilish

Billie Eilish Ditches The Blonde & Debuts A Daring New Do - Capital

Billie Eilish Has Retired Her Bright Red Roots — See Photos

Billie Eilish's Hair Color Evolution