Popsugar Entertainment Halloween Costumes 2021 The Best Pop Culture Halloween Costume Ideas For 2021 60 of the Best Pop Culture Halloween Costume Ideas For 2021, From Marvel Heroes to Cruella de Vil 9 September 2021 by Alessia Santoro View On One Page Photo 35 of 56 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 35 LeBron James in Space Jam: A New Legacy What to wear for LeBron: LeBron James plays himself in the new Space Jam sequel, and as a part of the Tune Squad, he has to dress the part! Channel Space Jam LeBron with a blue basketball outfit topped with a Tune Squad label. Previous Next Start Slideshow Halloween Costumes 2021Halloween Costumes For MenGroup Halloween CostumesDisney Halloween CostumesHalloween Costumes For WomenCouple Halloween CostumesPop Culture Halloween CostumesMoviesHalloween CostumesHalloween