Oops, it doesn't look like 'championship it will be the best day' is a national day..

Other days

Tulip Day

Slime Day

Tell Ur Crush You Like Them Day

Azonto Is Acceptable Day

Prosecco Day

Frozen Yogurt Day

Ormille Day

Boy Friend Day

Appreciate Yaself A Lil Extra Day

Lumpy Rug Day