Oops, it doesn't look like 'dog aperol spritz day' is a national day..

Other days

china

China Day
me

Me Day
lost sock memorial

Lost Sock Memorial Day
tell a fairytale

Tell A Fairytale Day
cuddle up

Cuddle Up Day
ruby

Ruby Day
unicorn

Unicorn Day
emoji

Emoji Day
tulip

Tulip Day
bow tie

Bow Tie Day