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

Other days

camera

Camera Day
donate your hair

Donate Your Hair Day
healing

Healing Day
reading

Reading Day
my little pony

My Little Pony Day
hiv awareness

Hiv Awareness Day
blanket fort

Blanket Fort Day
artists

Artists Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
kiss a ginger

Kiss A Ginger Day