Denny’s. If you show your ID to prove it’s your birthday, you get a free grand slam, no sign up needed.
How do I use Denny's birthday reward?
- Birthday gift is a free birthday dessert or birthday slam.
- Birthday gift is valid during actual birthday month (ID is required – those under age 18 will need a parent to verify birthdate)
- Redeem your birthday gift by presenting ID to server when ordering.
- Dine-in only.
