Oops, it doesn't look like 'talk of one nigeriathere are many closet tribalists awaiting a day' is a national day..

Other days

Stud Day

Embarrass Your Best Friend Day

Boba Day

Lumpy Rug Day

One Day

Appreciate Yaself A Lil Extra Day

Gum Day

Raise Awerness Of Zeus Day

Bow Tie Day

Nae Nae Day