Popsugar Fashion Celebrity Fashion Billie Eilish "Lost Cause" Music Video Outfits Billie Eilish Ditched Her Gucci Looks For Cosy Loungewear in Her New "Lost Cause" Video 2 June 2021 by Chanel Vargas View On One Page Photo 9 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 9 Billie Eilish's "B" Hat Previous Next Start Slideshow Celebrity FashionSKIMSBillie EilishShoppableLoungewearAll AnglesMusic Videos