Oops, it doesn't look like 'treasure with you while making calls on a day' is a national day..

Other days

Lost Sock Memorial Day

Nail Polish Day

Singles Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Ride The Wind Day

Hiv Awareness Day

Martini Day

Bounce Day

Tell Ur Crush You Like Them Day

Latina Equal Pay Day