Popsugar Entertainment Halloween Pop Culture Costume Ideas For 2017 The Best Pop Culture Halloween Costumes For 2017 October 31, 2017 by Shannon Vestal Robson View On One Page Photo 46 of 46 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 46 Mantis From Guardians of the Galaxy Vol. 2 What to wear: A pair of flesh-colored antennae on your head and a metallic minidress. How to act: Meek but friendly. Previous Next Start Slideshow HalloweenHalloween CostumesPop Culture Halloween CostumesTVMovies