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

Other days

one

One Day
self care

Self Care Day
buddy

Buddy Day
first love

First Love Day
pumpkin

Pumpkin Day
pampering

Pampering Day
blanket fort

Blanket Fort Day
boy friend

Boy Friend Day
healing

Healing Day
gum

Gum Day