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

Other days

tell ur crush you like them

Tell Ur Crush You Like Them Day
stud

Stud Day
artists

Artists Day
one

One Day
reading

Reading Day
bounce

Bounce Day
fiancee

Fiancee Day
coffee

Coffee Day
book

Book Day
kale

Kale Day