Billie Eilish just shut down the haters who have a problem with her signature neon green hair. The "Bad Guy" singer-songwriter, 19, who's become known for rocking the statement-making lime green ...

Billie Eilish at the 2020 Grammy Awards.

One question she fielded from Colman Domingo asked her to share her favorite hair ... Eilish joked that she'd call her iconic green and black look "The Billie." Elsewhere in the interview, the ...