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.

Celebrities went all-out for their Halloween costumes. Stars like Demi Lovato and Nina Dobrev have turned heads as Pennywise from "It" and Billie Eilish, respectively, while other stars like Kylie ...

Billie Eilish has pretty much grown up in the public ... when Eilish posted a now-deleted photo of their couple’s Halloween costume. She was dressed as a baby, and Rutherford was dressed as ...