Nina Dobrev's Billie Eilish Halloween Costume Wouldn't Be Complete Without Louis Vuitton

Billie Eilish isn't just one of 2019's top artist's, she's one of 2019's top Halloween costumes. The spooky holiday hasn't even happened yet, but we're already seeing celebrities step out sporting some of Billie's most iconic looks. Case in point: Nina Dobrev's costume at Friday night's Casamigos Halloween Party in Beverly Hills. The 30-year-old actress paid tribute to Billie's style in a monochromatic orange ensemble, and she spared no detail. Nina nailed the singer's neon green roots and signa...