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

Other days

youth

Youth Day
kiss a ginger

Kiss A Ginger Day
brow

Brow Day
hannah

Hannah Day
boyfriend

Boyfriend Day
cuddle up

Cuddle Up Day
mean girls

Mean Girls Day
tell a fairytale

Tell A Fairytale Day
artists

Artists Day
ruby

Ruby Day