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

Other days

first love

First Love Day
hiv awareness

Hiv Awareness Day
prosecco

Prosecco Day
self care

Self Care Day
stress awareness

Stress Awareness Day
lash

Lash Day
my little pony

My Little Pony Day
youth

Youth Day
azonto is acceptable

Azonto Is Acceptable Day
nae nae

Nae Nae Day