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

Other days

nae nae

Nae Nae Day
frozen yogurt

Frozen Yogurt Day
lumpy rug

Lumpy Rug Day
blanket fort

Blanket Fort Day
mean girls

Mean Girls Day
law

Law Day
kale

Kale Day
stud

Stud Day
pick me

Pick Me Day
martini

Martini Day