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

Other days

camera

Camera Day
nae nae

Nae Nae Day
bounce

Bounce Day
lumpy rug

Lumpy Rug Day
boyfriend

Boyfriend Day
eat what you want

Eat What You Want Day
cat girl

Cat Girl Day
kiss a ginger

Kiss A Ginger Day
stud

Stud Day
lash

Lash Day