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Join Denny’s Rewards for your chance to win a Free Original Grand Slam® a week for an entire year! (US & CA ONLY) As a Denny’s Rewards member, you’ll also receive:
•Exclusive access to great offers on Denny’s meals
•A tasty offer on your Denny’s Rewards membership anniversary
•New Denny’s menu item announcements
•Free burger and fries to the first 500,000 online registrants sent out via email on February 28, 2010