Oops, it doesn't look like 'im ugly and lonely day' is a national day..

Other days

promposal

Promposal Day
slime

Slime Day
buddy

Buddy Day
ride the wind

Ride The Wind Day
self appreciation

Self Appreciation Day
comfy

Comfy Day
coffee

Coffee Day
lash

Lash Day
lisp

Lisp Day
bow tie

Bow Tie Day