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

Other days

hoodie

Hoodie Day
cuddle up

Cuddle Up Day
kiss a ginger

Kiss A Ginger Day
ponytail

Ponytail Day
frozen yogurt

Frozen Yogurt Day
bow tie

Bow Tie Day
one

One Day
camera

Camera Day
martini

Martini Day
buddy

Buddy Day