Oops, it doesn't look like 'championship and the bachelor on the same day' is a national day..

Other days

azonto is acceptable

Azonto Is Acceptable Day
prosecco

Prosecco Day
bounce

Bounce Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
slime

Slime Day
ruby

Ruby Day
raise awerness of zeus

Raise Awerness Of Zeus Day
artists

Artists Day
me

Me Day
boy friend

Boy Friend Day