Popsugar Entertainment Halloween Pop Culture Halloween Costumes 2015 This Year's Hottest Pop-Culture-Inspired Costumes October 28, 2015 by Shannon Vestal Robson View On One Page Photo 59 of 68 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 59 Beca From Pitch Perfect 2 What to wear: A black blouse with a cute collar, a red plaid skirt, and a black studded bracelet. How to act: Like you're just so busy trying to deal with the Bellas and your side gig. Previous Next Start Slideshow HalloweenHalloween CostumesTVMovies