Oops, it doesn't look like 'hospital staff issue day' is a national day..

Other days

hoodie

Hoodie Day
bow tie

Bow Tie Day
kiss a ginger

Kiss A Ginger Day
law

Law Day
unicorn

Unicorn Day
nae nae

Nae Nae Day
stud

Stud Day
fiancee

Fiancee Day
lash

Lash Day
promposal

Promposal Day