Oops, it doesn't look like 'maine mendoza day' is a national day..

Other days

nae nae

Nae Nae Day
get funky

Get Funky Day
mean girls

Mean Girls Day
stud

Stud Day
self care

Self Care Day
me

Me Day
hiv awareness

Hiv Awareness Day
ruby

Ruby Day
cursing

Cursing Day
gum

Gum Day