Killer Bownie is offering of their Killer Brownie Snacks for FREE for a limited time. To get this deal, claim your rebate on this site. Head to your local store and purchase any Killer Brownie snacks. I’ve read the multipacks (ie 8 packs) are acceptable. It’s easy to submit your rebate by snapping a picture of your receipt. Rebates are paid out via PayPal or Venmo. Offer is limited to 1 offer per user or while supplies last.