Oops, it doesn't look like 'guard to honor fallen with helicopter flyovers on memorial day' is a national day..

Other days

Nail Polish Day

Book Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Ponytail Day

China Day

Promposal Day

Appreciate Yaself A Lil Extra Day

Kiss A Ginger Day

Artists Day

Carpenters Day