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

Other days

kiss a ginger

Kiss A Ginger Day
ride the wind

Ride The Wind Day
bounce

Bounce Day
my little pony

My Little Pony Day
hoodie

Hoodie Day
artists

Artists Day
offer

Offer Day
buddy

Buddy Day
bubble bath

Bubble Bath Day
first love

First Love Day