Popsugar Entertainment Halloween Costumes 2018 Last Minute Pop Culture Costumes 2018 40 Last Minute Costumes Inspired by 2018's Most Popular Movie and TV Characters 24 October 2018 by Quinn Keaney View On One Page Photo 15 of 40 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 15 Veronica From Riverdale What to wear: Think updated Blair Waldorf. A tailored but flirty dress (i.e., plenty short), plus a string of pearls and heels. Previous Next Start Slideshow Halloween Costumes 2018Halloween EntertainmentPop Culture Halloween CostumesMoviesHalloween