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

Other days

comfy

Comfy Day
frozen yogurt

Frozen Yogurt Day
bounce

Bounce Day
bonang

Bonang Day
tulip

Tulip Day
martini

Martini Day
self appreciation

Self Appreciation Day
bow tie

Bow Tie Day
ormille

Ormille Day
coffee

Coffee Day