Oops, it doesn't look like 'service up the arse all day' is a national day..

Other days

pumpkin

Pumpkin Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
martini

Martini Day
nail polish

Nail Polish Day
comfy

Comfy Day
bow tie

Bow Tie Day
nae nae

Nae Nae Day
hiv awareness

Hiv Awareness Day
first love

First Love Day
healing

Healing Day