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 27 of 46 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 27 Mia From La La Land What to wear: A glam blue cocktail dress and red wig. You definitely need some comfortable tap or dance shoes. How to act: Sing, dance, and show ambition. Previous Next Start Slideshow HalloweenHalloween CostumesPop Culture Halloween CostumesTVMovies