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

Other days

kiss a ginger

Kiss A Ginger Day
nae nae

Nae Nae Day
hannah

Hannah Day
kale

Kale Day
gallery

Gallery Day
blanket fort

Blanket Fort Day
singles

Singles Day
ruby

Ruby Day
polyamory

Polyamory Day
azonto is acceptable

Azonto Is Acceptable Day