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 112 of 562 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 112 Agent K and Agent J From Men in Black What to wear for either: Black suits, obviously. Make sure your ties are skinny and that they match your cool black shades. Don't forget your memory-eraser thingy. How to act: Be suspicious of everyone, and pretend like the world is in danger. Previous Next Start Slideshow DIY Halloween CostumesHalloween Costumes For MenGroup Halloween CostumesHalloween Costumes For WomenCouple Halloween CostumesPop Culture Halloween Costumes