Popsugar Entertainment Gossip Girl Gossip Girl Costume Ideas Spotted: Nostalgic Gossip Girl Halloween Costumes October 25, 2017 by Laura Marie Meyers View On One Page Photo 3 of 12 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 3 Chuck Bass What to wear: A well-tailored suit, a patterned tie, and a pair of stylish oxford shoes. Don’t forget your signature scarf and devilish grin. How to act: Like a mischievous young billionaire. If anyone questions your authority, simply reply by saying, "I'm Chuck Bass." Related: 13 Times Ed Westwick Was Wickedly Handsome Previous Next Start Slideshow Gossip GirlHalloweenNostalgiaHalloween CostumesTV