Oops, it doesn't look like 'smoke yo weed day' is a national day..

Other days

cuddle up

Cuddle Up Day
ponytail

Ponytail Day
cat girl

Cat Girl Day
boyfriend

Boyfriend Day
law

Law Day
stud

Stud Day
blanket fort

Blanket Fort Day
kiss a ginger

Kiss A Ginger Day
first love

First Love Day
ruby

Ruby Day