Denny’s Grad Slam 2020 offer: Buy One Get One FREE Grand Slam for grad students
This June, do not miss your chance to enjoy a special deal by Denny’s: For a limited time, visit their official website, or download the Denny’s app, to purchase one Grand Slam for a grad student and you will receive another one entirely free! Just make sure you enter the promo code GRADSLAM. Offer will be valid through June 30th, 2020. At participant locations only.