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

Other days

law

Law Day
gum

Gum Day
ride the wind

Ride The Wind Day
boyfriend

Boyfriend Day
brow

Brow Day
bow tie

Bow Tie Day
coffee

Coffee Day
lisp

Lisp Day
kiss a brunette

Kiss A Brunette Day
pumpkin

Pumpkin Day