Ready for National Doughnut Day? Here's where to celebrate with a free one

Are you ready for National Doughnut Day?

The “holiday” is set for Friday (we can call it a holiday, right?) and we bet you’re wondering where you can snag a free or discounted doughnut.

These national chains and some of your favorite local mom-and-pop stores are running deals on Friday:

Krispy Kreme: One free doughnut of your choice. No purchase necessary. This is available only at participating shops across the U.S. and Canada.

Dunkin' Donuts: One free classic donut of your choice when you buy any beverage. The offer is good all day at participating Dunkin’ locations nationwide.

Papa John's: A free order of caramel-crème-filled doughnut holes with any online pizza order. Yes, you're reading this correctly: Papa John's as in the pizza chain. And yes, the doughnut holes are new -- for those of you who aren't familiar with the product. They're debuting as a menu item just in time for Friday, and they'll only be available for a limited time.

Edible Arrangements: The delivery chain launched Edible Donuts, which are Granny Smith apple slices crafted to look like a doughnut and then dipped in semisweet chocolate and decorated with a variety of toppings. On Friday, you can get one for free! June 2-6 any size or combo is buy-one-get-one free.

Entenmann’s: Is running its Chief Donut Officer Contest through June 30. All you have to do is enter for a chance to win prizes including  the honorary title, $5,000 and a year's supply of doughnuts.

Potbelly Sandwich Shop: They may not be offering doughnuts, but it's still a pretty sweet deal! June 1 marks the chain's 41st birthday and it's offering a buy one, get one sandwich deal to Potbelly Perks members. To get the deal, sign up or download the Android or iPhone app.

Shipley Do-Nuts: Get a free glazed do-nut Friday from 5 a.m. until noon on what Shipley's calls “National Do-Nut Day.” At the at 9501 Broadway location in Pearland, The April Bradshaw Team will be paying for the first $100 worth of doughnuts from 7:30 a.m. until 9:30 a.m. Once the $100 is gone there will not be anymore  free doughnuts at that location. 

Walmart: Get a free glazed doughnut at all Walmart stores Friday. The retailer expects to give away 1.2 million doughnuts!

Koala Kolache: is introducing mochi donuts to Houston and will offer a free glazed mochi donut on National Donut Day.

Hugs & Donuts:  The shop in the Heights is offering buy one glazed doughnut and get another for free on Friday.

Duck Donuts: Get a free classic doughnut for National Doughnut Day.

The Grove Donutz & Grill: Get a free glazed doughnut with and purchase. They are also offering glazed goodies for 50 cents and a dozen for $6.

Karma Kolache &Dessert: Buy a dozen donuts, get another dozen for half price on Friday.

Morningstar Donuts: The gourmet shop in Montrose is offering up $1 doughnuts all day long Friday.

Pena’s Donut Heaven & Grill: Get 1 free doughnut per person. Plus, the Pearland shop restaurant will have other giveaways throughout the day Friday. 

River Oaks Donuts: The first 100 customers get a dozen free doughnut holes Friday.