Popsugar Celebrity Halloween Costumes 2018 Celebrity Halloween Costumes 2018 All the Celebrity Halloween Costumes We've Been Treated to This Year 1 November 2018 by Monica Sisavat Solís First Published: 24 October 2018 View On One Page Photo 6 of 100 ADVERTISEMENT () Start Slideshow Spoiler alert #riverdale pic.twitter.com/64RoZq1ccp— Hayleau (@hayleau) October 30, 2018 Share This Link Copy ← Use Arrow Keys → 6 KJ Apa and Charles Melton as Josie and the Pussycats Previous Next Start Slideshow Halloween Costumes 2018Pop Culture Halloween CostumesCelebrity InstagramsCelebrity Halloween CostumesCelebrity CouplesHalloween CostumesHalloween