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

Other days

offer

Offer Day
polyamory

Polyamory Day
brow

Brow Day
hoodie

Hoodie Day
camera

Camera Day
nail polish

Nail Polish Day
kiss a ginger

Kiss A Ginger Day
girl friend

Girl Friend Day
first love

First Love Day
lash

Lash Day