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

Other days

kiss a brunette

Kiss A Brunette Day
self care

Self Care Day
gum

Gum Day
hiv awareness

Hiv Awareness Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
stress awareness

Stress Awareness Day
reading

Reading Day
boy friend

Boy Friend Day
appreciate yaself a lil extra

Appreciate Yaself A Lil Extra Day
me

Me Day