Oops, it doesn't look like 'Doughnut Doughnut Chains Offering Up Some Free Fare day' is a national day..

Other days

Self Appreciation Day

Nail Polish Day

Lost Sock Memorial Day

One Day

Emoji Day

Lumpy Rug Day

Hot Chocolate Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Carpenters Day

Hannah Day