Oops, it doesn't look like 'assembly by the tyrant will one day' is a national day..

Other days

Brow Day

Appreciate Yaself A Lil Extra Day

Kale Day

Frozen Yogurt Day

Chocolate Milkshake Day

Kiss A Brunette Day

Comfy Day

Raise Awerness Of Zeus Day

Carpenters Day

Stress Awareness Day