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

Other days

tulip

Tulip Day
lisp

Lisp Day
kiss a ginger

Kiss A Ginger Day
cuddle up

Cuddle Up Day
law

Law Day
buddy

Buddy Day
self care

Self Care Day
raise awerness of zeus

Raise Awerness Of Zeus Day
brow

Brow Day
nae nae

Nae Nae Day