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

Other days

gallery

Gallery Day
lash

Lash Day
cat girl

Cat Girl Day
bubble bath

Bubble Bath Day
blanket fort

Blanket Fort Day
kiss a ginger

Kiss A Ginger Day
offer

Offer Day
singles

Singles Day
comfy

Comfy Day
hoodie

Hoodie Day