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

Other days

stud

Stud Day
boy friend

Boy Friend Day
bow tie

Bow Tie Day
frozen yogurt

Frozen Yogurt Day
polyamory

Polyamory Day
reading

Reading Day
bonang

Bonang Day
kale

Kale Day
prosecco

Prosecco Day
gum

Gum Day