Oops, it doesn't look like 'give kalman hell day' is a national day..

Other days

me

Me Day
martini

Martini Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
offer

Offer Day
bounce

Bounce Day
artists

Artists Day
boyfriend

Boyfriend Day
self care

Self Care Day
hiv awareness

Hiv Awareness Day
nail polish

Nail Polish Day