Billie Eilish Halloween Costume Ideas
15 Billie Eilish Halloween Costume Ideas For All You Bad Guys
10
You can get your friends involved with this look. While promoting her album, "When We All Fall Asleep, Where Do We Go?" Billie wore sweats with her name written all over them. It may be mistaken for an Orange Is the New Black costume, but that's not the worst thing in the world.
What to wear: An orange hoodie and sweatpants that you've written on in black marker.