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

Other days

hoodie

Hoodie Day
artists

Artists Day
self care

Self Care Day
gum

Gum Day
pumpkin

Pumpkin Day
ride the wind

Ride The Wind Day
camera

Camera Day
lost sock memorial

Lost Sock Memorial Day
bounce

Bounce Day
lisp

Lisp Day