Oops, it doesn't look like 'school parent group day' is a national day..

Other days

law

Law Day
ride the wind

Ride The Wind Day
bow tie

Bow Tie Day
cursing

Cursing Day
cat girl

Cat Girl Day
pick me

Pick Me Day
ruby

Ruby Day
girl friend

Girl Friend Day
believe

Believe Day
lumpy rug

Lumpy Rug Day