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

Other days

kale

Kale Day
slime

Slime Day
tell a fairytale

Tell A Fairytale Day
cuddle up

Cuddle Up Day
singles

Singles Day
lash

Lash Day
hiv awareness

Hiv Awareness Day
ride the wind

Ride The Wind Day
one

One Day
pampering

Pampering Day