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

Other days

youth

Youth Day
tell a fairytale

Tell A Fairytale Day
bonang

Bonang Day
first love

First Love Day
promposal

Promposal Day
my little pony

My Little Pony Day
hannah

Hannah Day
hoodie

Hoodie Day
stud

Stud Day
buddy

Buddy Day