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

Other days

book

Book Day
singles

Singles Day
fiancee

Fiancee Day
cuddle up

Cuddle Up Day
lash

Lash Day
reading

Reading Day
eat what you want

Eat What You Want Day
girl friend

Girl Friend Day
hannah

Hannah Day
ask out your crush

Ask Out Your Crush Day