Oops, it doesn't look like 'stay at home all day' is a national day..

Other days

cuddle up

Cuddle Up Day
gallery

Gallery Day
gum

Gum Day
comfy

Comfy Day
offer

Offer Day
youth

Youth Day
self care

Self Care Day
pumpkin

Pumpkin Day
lost sock memorial

Lost Sock Memorial Day
boy friend

Boy Friend Day