Oops, it doesn't look like 'burn a mexican flag day' is a national day..

Other days

hiv awareness

Hiv Awareness Day
kiss a ginger

Kiss A Ginger Day
stud

Stud Day
hoodie

Hoodie Day
coffee

Coffee Day
pumpkin

Pumpkin Day
slime

Slime Day
unicorn

Unicorn Day
self care

Self Care Day
artists

Artists Day