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

Other days

eat what you want

Eat What You Want Day
get funky

Get Funky Day
gum

Gum Day
tulip

Tulip Day
reading

Reading Day
boba

Boba Day
tell a fairytale

Tell A Fairytale Day
hannah

Hannah Day
bounce

Bounce Day
bow tie

Bow Tie Day