Oops, it doesn't look like 'party dpms any day' is a national day..

Other days

ruby

Ruby Day
hiv awareness

Hiv Awareness Day
lisp

Lisp Day
lash

Lash Day
boba

Boba Day
camera

Camera Day
brow

Brow Day
stress awareness

Stress Awareness Day
aloxolt

Aloxolt Day
pampering

Pampering Day