December 13, 2009 No Comments Free Peppermint Pancake Puppies at Denny’s Free Peppermint Pancake Puppies at Denny’s Print and present the coupon to redeem for a free Peppermint Pancake Puppies at Denny’s. Coupon expires 12/14/09. Free Peppermint Pancake Puppies at Denny’s – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.