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

Other days

artists

Artists Day
mean girls

Mean Girls Day
bonang

Bonang Day
hoodie

Hoodie Day
bow tie

Bow Tie Day
frozen yogurt

Frozen Yogurt Day
prosecco

Prosecco Day
girl friend

Girl Friend Day
tulip

Tulip Day
law

Law Day