Oops, it doesn't look like 'black smokey eye day' is a national day..

Other days

unicorn

Unicorn Day
tulip

Tulip Day
cuddle up

Cuddle Up Day
ponytail

Ponytail Day
ruby

Ruby Day
eat what you want

Eat What You Want Day
nae nae

Nae Nae Day
promposal

Promposal Day
martini

Martini Day
china

China Day