Popsugar Juntos Selena Gomez Selena Gomez Halloween Costume Inspiration 18 Selena Gomez Costumes That Need to Make a Revival This Halloween October 30, 2017 by Vivian Nunez View On One Page Photo 12 of 19 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 12 "The Heart Wants What It Wants" Selena What to wear: A long, flowy dress and mermaid waves with your hair pulled back. And, of course, waterproof mascara. How to act: Like you're about to pour your heart out on national television, but it's OK because your BFF is cheering you on from the front row! Previous Next Start Slideshow Selena GomezHalloweenHalloween CostumesSexy Halloween CostumesDIY Halloween CostumesHalloween Costumes For Women