Oops, it doesn't look like 'title game one day' is a national day..

Other days

boyfriend

Boyfriend Day
boy friend

Boy Friend Day
gum

Gum Day
ride the wind

Ride The Wind Day
pumpkin

Pumpkin Day
blanket fort

Blanket Fort Day
carpenters

Carpenters Day
ruby

Ruby Day
buddy

Buddy Day
law

Law Day