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

Other days

girl friend

Girl Friend Day
get funky

Get Funky Day
gallery

Gallery Day
china

China Day
boy friend

Boy Friend Day
believe

Believe Day
my little pony

My Little Pony Day
kale

Kale Day
prosecco

Prosecco Day
slime

Slime Day