Oops, it doesn't look like 'to done list day' is a national day..

Other days

kale

Kale Day
cat girl

Cat Girl Day
tell a fairytale

Tell A Fairytale Day
boyfriend

Boyfriend Day
comfy

Comfy Day
nae nae

Nae Nae Day
ormille

Ormille Day
mean girls

Mean Girls Day
pick me

Pick Me Day
lash

Lash Day