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

Other days

polyamory

Polyamory Day
get funky

Get Funky Day
stud

Stud Day
bounce

Bounce Day
brow

Brow Day
lash

Lash Day
hot chocolate

Hot Chocolate Day
boy friend

Boy Friend Day
my little pony

My Little Pony Day
ponytail

Ponytail Day