MIAMI- This might just be the best Black Friday deal we've heard yet. Denny's is selling a $5.99 T-shirt that will grant wearers access to free breakfast for a year, according to a news release ...

But if you went every single day, and presented your QR code every time the check came, this $5.99 T-shirt would save you $2,186 on breakfast. That’s the point, Denny’s president John Dillon says.