Oops, it doesn't look like 'weed smoking drug test day' is a national day..

Other days

one

One Day
lash

Lash Day
boy friend

Boy Friend Day
bow tie

Bow Tie Day
kiss a ginger

Kiss A Ginger Day
aloxolt

Aloxolt Day
law

Law Day
kale

Kale Day
unicorn

Unicorn Day
pampering

Pampering Day