Oops, it doesn't look like 'fursuit at work day' is a national day..

Other days

brow

Brow Day
first love

First Love Day
pick me

Pick Me Day
kiss a brunette

Kiss A Brunette Day
hoodie

Hoodie Day
law

Law Day
ponytail

Ponytail Day
ruby

Ruby Day
bow tie

Bow Tie Day
hiv awareness

Hiv Awareness Day