Oops, it doesn't look like 'i voted for trump so now i have to enlist to fight all the wars he starts day' is a national day..

Other days

Lost Sock Memorial Day

Unicorn Day

Ponytail Day

Tell A Fairytale Day

Artists Day

Donate Your Hair Day

Pampering Day

Kiss A Brunette Day

Bubble Bath Day

Chocolate Milkshake Day