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

Other days

donate your hair

Donate Your Hair Day
eat what you want

Eat What You Want Day
ruby

Ruby Day
nae nae

Nae Nae Day
me

Me Day
gum

Gum Day
bonang

Bonang Day
pampering

Pampering Day
brow

Brow Day
cuddle up

Cuddle Up Day