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

Other days

prosecco

Prosecco Day
blanket fort

Blanket Fort Day
bow tie

Bow Tie Day
singles

Singles Day
hannah

Hannah Day
pampering

Pampering Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
latina equal pay

Latina Equal Pay Day
donate your hair

Donate Your Hair Day
lumpy rug

Lumpy Rug Day