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

Other days

believe

Believe Day
kale

Kale Day
self care

Self Care Day
unicorn

Unicorn Day
artists

Artists Day
raise awerness of zeus

Raise Awerness Of Zeus Day
camera

Camera Day
ruby

Ruby Day
blanket fort

Blanket Fort Day
slime

Slime Day