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

Other days

ruby

Ruby Day
brow

Brow Day
pumpkin

Pumpkin Day
raise awerness of zeus

Raise Awerness Of Zeus Day
singles

Singles Day
first love

First Love Day
tulip

Tulip Day
cuddle up

Cuddle Up Day
gallery

Gallery Day
buddy

Buddy Day