Oops, it doesn't look like 'finals in day' is a national day..

Other days

camera

Camera Day
fiancee

Fiancee Day
lisp

Lisp Day
china

China Day
ride the wind

Ride The Wind Day
tell a fairytale

Tell A Fairytale Day
polyamory

Polyamory Day
nae nae

Nae Nae Day
frozen yogurt

Frozen Yogurt Day
slime

Slime Day