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

Other days

lash

Lash Day
bonang

Bonang Day
pick me

Pick Me Day
ponytail

Ponytail Day
slime

Slime Day
singles

Singles Day
nae nae

Nae Nae Day
cuddle up

Cuddle Up Day
kiss a ginger

Kiss A Ginger Day
frozen yogurt

Frozen Yogurt Day