Popsugar Entertainment Halloween The Best Pop Culture Halloween Costume Ideas For 2021 60+ of the Best Pop Culture Halloween Costume Ideas For 2021, From Squid Game to Ted Lasso October 26, 2021 by Alessia Santoro View On One Page Photo 47 of 63 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 47 Archie From Riverdale What to wear for Archie: A blue long-sleeve shirt, jeans, Converse, and a red wig will turn you into Archie. Feel free to add a letterman jacket or cardigan and a guitar. Previous Next Start Slideshow HalloweenHalloween CostumesMusicGroup Halloween CostumesCouple Halloween CostumesPop Culture Halloween CostumesTVMoviesHalloween Costumes 2021Halloween Costumes For Men