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

Other days

nae nae

Nae Nae Day
girl friend

Girl Friend Day
blanket fort

Blanket Fort Day
boyfriend

Boyfriend Day
boy friend

Boy Friend Day
stud

Stud Day
hannah

Hannah Day
coffee

Coffee Day
cursing

Cursing Day
pampering

Pampering Day