Oops, it doesn't look like 'not getting any appreciation day' is a national day..

Other days

stress awareness

Stress Awareness Day
healing

Healing Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
ride the wind

Ride The Wind Day
prosecco

Prosecco Day
cuddle up

Cuddle Up Day
embarrass your best friend

Embarrass Your Best Friend Day
bounce

Bounce Day
my little pony

My Little Pony Day
unicorn

Unicorn Day