At only 19, Billie Eilish is already one of the ... So when Eilish set out to trick-or-treat for Halloween in 2019, she knew she needed a costume that could double as a disguise.

Billie Eilish is the bell of the (Met) ball! The songstress, 19, made her debut at The Metropolitan Museum of Art's Costume Institute Gala, and she did not disappoint. Eilish switched up her ...

Billie Eilish's relationship with Jesse Rutherford ... posting a fun snap of her Halloween costume with her new beau, where they seemed to poke fun at their 11-year age gap Eilish dressed up ...