Friday marks the 75th annual National Donut Day.

Participating Dunkin Donuts stores are offering customers a free doughnuts with any beverage purchase.
Krispy Kreme is also offering a complimentary doughnuts, even advertised by an event page on Facebook.

National Doughnut Day is held every year on the first Friday of June. It was established by The Salvation Army in Chicago to honor "donut lassies" who served treats to soldiers during WWI.
Entenmann's donated $25,000 to The Salvation Army during the ceremony.