Oops, it doesn't look like 'nutella weatherperson shower with a friend day' is a national day..

Other days

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
boy friend

Boy Friend Day
donate your hair

Donate Your Hair Day
nae nae

Nae Nae Day
china

China Day
lisp

Lisp Day
stud

Stud Day
self care

Self Care Day
kiss a ginger

Kiss A Ginger Day
pumpkin

Pumpkin Day