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

Other days

lash

Lash Day
reading

Reading Day
singles

Singles Day
hiv awareness

Hiv Awareness Day
stress awareness

Stress Awareness Day
kiss a ginger

Kiss A Ginger Day
cat girl

Cat Girl Day
first love

First Love Day
cursing

Cursing Day
hoodie

Hoodie Day