Oops, it doesn't look like 'run up the flagpole and see if anybody salutes it day' is a national day..

Other days

Embarrass Your Best Friend Day

Special Education Day

Lisp Day

Nail Polish Day

Boy Friend Day

Pampering Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Raise Awerness Of Zeus Day

Ponytail Day

Gum Day