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

Other days

brow

Brow Day
kiss a ginger

Kiss A Ginger Day
ponytail

Ponytail Day
ruby

Ruby Day
nae nae

Nae Nae Day
stud

Stud Day
pick me

Pick Me Day
boy friend

Boy Friend Day
my little pony

My Little Pony Day
gum

Gum Day