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

Other days

kale

Kale Day
get funky

Get Funky Day
ruby

Ruby Day
pumpkin

Pumpkin Day
stud

Stud Day
comfy

Comfy Day
nae nae

Nae Nae Day
promposal

Promposal Day
coffee

Coffee Day
pampering

Pampering Day