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

Other days

believe

Believe Day
cuddle up

Cuddle Up Day
slime

Slime Day
latina equal pay

Latina Equal Pay Day
camera

Camera Day
nae nae

Nae Nae Day
eat what you want

Eat What You Want Day
brow

Brow Day
my little pony

My Little Pony Day
ruby

Ruby Day