Popsugar Celebrity Halloween Costumes 2019 Sexy Celebrity Halloween Costumes | Pictures 17 Years of Supersexy Celebrity Halloween Costumes 2 October 2020 by Britt Stephens View On One Page Photo 14 of 39 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 14 Kendall Jenner as Buttercup Kendall Jenner turned Powerpuff Girl Buttercup sexy for 2017's festivities. Previous Next Start Slideshow Halloween Costumes 2019Sexy Halloween CostumesPop Culture Halloween CostumesCelebrity Halloween CostumesHalloween CostumesHalloween