Popsugar Celebrity Diy Halloween Costumes 100+ Pop Culture Halloween Costume Ideas 500+ Pop Culture Halloween Costume Ideas That Will Make 2019 the Best Halloween Yet 27 October 2019 by Laura Marie Meyers View On One Page Photo 330 of 562 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 330 Rachel Duncan From Orphan Black What to wear: Rachel is all about that business-casual vibe, so find yourself a blazer, a pencil skirt, and that sensible blonde bob. How to act: Like you're cold-hearted and totally in control. Previous Next Start Slideshow DIY Halloween CostumesHalloween Costumes For MenGroup Halloween CostumesHalloween Costumes For WomenCouple Halloween CostumesPop Culture Halloween Costumes