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

Other days

tulip

Tulip Day
ride the wind

Ride The Wind Day
gum

Gum Day
lumpy rug

Lumpy Rug Day
bounce

Bounce Day
law

Law Day
nail polish

Nail Polish Day
my little pony

My Little Pony Day
polyamory

Polyamory Day
carpenters

Carpenters Day