They are on a roll! Check out the Krispy Kreme National Coffee Day Freebie for 2015. Get a Free Original Glazed AND small coffee (12 oz) on National Coffee Day- Tuesday, 9/29. Looks like there is no coupon necessary- just ask! << — Yep, they confirmed via this tweet.
Also if you prefer a different cup o joe- you can get a small iced coffee, latte or mocha for just $1 (and your Free doughnut too!)
Be watching for more National Coffee Day Deals!