Oops, it doesn't look like 'black face day' is a national day..

Other days

one

One Day
stud

Stud Day
hoodie

Hoodie Day
lisp

Lisp Day
boba

Boba Day
ruby

Ruby Day
raise awerness of zeus

Raise Awerness Of Zeus Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
cat girl

Cat Girl Day
lash

Lash Day