Popsugar Fashion Halloween Christina Aguilera '90s Style Pictures Christina Aguilera's Most Memorable — and Dirrty — Style Moments From the '90s July 11, 2017 by Sarah Wasilak View On One Page Photo 4 of 18 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 While Kylie Opted For X-Tina's "Dirrty" Looks, She Could've Taken the Gypsy Route Previous Next Start Slideshow HalloweenChristina AguileraKylie JennerHalloween CostumesRed CarpetFashion Instagrams