Get a free treat on Halloween at participating Krispy Kreme US and Canadian locations. On October 31st, come in in your costume and get one free any available doughnut variety including Krispy Skremes! Halloween-themed Jack-o-lantern and Spider Web doughnuts– and the new Krispy Kreme Ghostbusters Doughnuts. Products and availability vary by market. Offer good on October 31st only. No purchase necessary. While supplies last. One doughnut per customer. Good on October 31st only. Visit http://KrispyKreme.com/