2 FREE Cans of Halo Spot’s Stew Pet Food October 17, 2010 This post may contain a link to an affiliate. See my disclosure policy for more information. Register for the Halo Pets newsletter and you’ll receive a coupon good for 2 FREE cans of Halo Spot’s Stew (up to $4)! This product can be found at Petco and various other stores. Thanks, Deal Seeking Mom!