Now here's a costume that really pops (sorry, had to). If you can't find a red and white striped skirt, you can definitely hack one with some white tape or fabric paint. Get the instructions here. - Delish.com
PINEAPPLE: The only requirements for this fruity costume — a yellow dress, green construction paper, and a headband. See the step by step instructions and expert tips here. And find more Halloween fun and costume inspiration at Cosmopolitan.com.