Oops, it doesn't look like 'resign and replace day' is a national day..

Other days

bounce

Bounce Day
martini

Martini Day
self care

Self Care Day
my little pony

My Little Pony Day
offer

Offer Day
one

One Day
polyamory

Polyamory Day
unicorn

Unicorn Day
lumpy rug

Lumpy Rug Day
hoodie

Hoodie Day