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

Other days

gum

Gum Day
ormille

Ormille Day
bonang

Bonang Day
tulip

Tulip Day
kiss a ginger

Kiss A Ginger Day
cuddle up

Cuddle Up Day
pumpkin

Pumpkin Day
pick me

Pick Me Day
bubble bath

Bubble Bath Day
my little pony

My Little Pony Day