Popsugar Entertainment Halloween TV Character Halloween Costumes 2016 Over 40 Halloween Costumes Based on This Year's Hottest TV Shows October 27, 2016 by Ryan Roschke View On One Page Photo 12 of 44 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 12 Supergirl From Supergirl What to wear: You know this outfit! Wear a blue long-sleeved leotard with a red miniskirt and red cape. How to act: Virtuous and like you might leap out of the building at any minute. Previous Next Start Slideshow HalloweenHalloween CostumesPop Culture Halloween CostumesTV