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

Other days

kale

Kale Day
reading

Reading Day
one

One Day
get funky

Get Funky Day
cat girl

Cat Girl Day
cursing

Cursing Day
azonto is acceptable

Azonto Is Acceptable Day
bow tie

Bow Tie Day
comfy

Comfy Day
self care

Self Care Day