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

Other days

one

One Day
bow tie

Bow Tie Day
ponytail

Ponytail Day
tell a fairytale

Tell A Fairytale Day
nail polish

Nail Polish Day
book

Book Day
ride the wind

Ride The Wind Day
believe

Believe Day
cat girl

Cat Girl Day
self care

Self Care Day