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 80 of 562 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 80 Neville Longbottom From Harry Potter What to wear: An elaborately patterned cardigan, a button-down shirt, and jeans. Carry a blood-stained sword. How to act: Perpetually concerned, but with bouts of bravery. Previous Next Start Slideshow DIY Halloween CostumesHalloween Costumes For MenGroup Halloween CostumesHalloween Costumes For WomenCouple Halloween CostumesPop Culture Halloween Costumes