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

Other days

self care

Self Care Day
get funky

Get Funky Day
offer

Offer Day
hannah

Hannah Day
stud

Stud Day
kale

Kale Day
donate your hair

Donate Your Hair Day
boy friend

Boy Friend Day
lost sock memorial

Lost Sock Memorial Day
bounce

Bounce Day