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

Other days

cursing

Cursing Day
blanket fort

Blanket Fort Day
self care

Self Care Day
boba

Boba Day
youth

Youth Day
china

China Day
healing

Healing Day
eat what you want

Eat What You Want Day
lash

Lash Day
bounce

Bounce Day