Billie Eilish went back to a fan favorite hairstyle ... having switched up her style many times over the years — and even had to cut her hair into a mullet due to the damage her frequent dye ...

Billie Eilish is reviving a controversial haircut ... As is customary for the animal-inspired style, she cut the top portion ...

Billie Eilish debuted a new hair transformation ... The best way to get a jellyfish cut is to consult your hair stylist. They ...

Miley Cyrus, Billie Eilish and Lady Gaga each put their own spin on the unique cut that proved to be a huge standout of the night. Jellyfish hair is an edgy, layered haircut inspired by the shape ...

Billie Eilish stunned fans at her Lollapalooza show ... the audience wasn’t expecting was the 21-year-old’s dramatic hair reveal, as she leaned forward showing her roots had been dyed bright ...

And even Madonna tried out the viral wolf cut last month. And while Billie Eilish is no stranger to changing her hair color, the singer got in on things Thursday when she debuted an edgy new style.

Billie Eilish has sent the internet into meltdown ... This style featured distinct layers of hair, where the top layer was cut short, resembling a bob, while the bottom layer was left long and ...

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. "Well, I really like to romanticize two ...