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 51 of 63 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 51 Alex From Roswell, New Mexico What to wear for Alex: Alex's style is cool and laid-back, so be sure to wear something similar. Pair a stylish, patterned button-down shirt with black pants. Previous Next Start Slideshow HalloweenHalloween CostumesMusicGroup Halloween CostumesCouple Halloween CostumesPop Culture Halloween CostumesTVMoviesHalloween Costumes 2021Halloween Costumes For Men