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

Other days

lash

Lash Day
comfy

Comfy Day
bow tie

Bow Tie Day
special education

Special Education Day
hot chocolate

Hot Chocolate Day
healing

Healing Day
kiss a ginger

Kiss A Ginger Day
pumpkin

Pumpkin Day
blanket fort

Blanket Fort Day
hannah

Hannah Day