Oops, it doesn't look like 'goodwill award winners in dc for advocacy day' is a national day..

Other days

Blanket Fort Day

Martini Day

Camera Day

Kiss A Brunette Day

Comfy Day

Tell Ur Crush You Like Them Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Carpenters Day

Me Day

Polyamory Day