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

Other days

My Little Pony Day

Ride The Wind Day

Stress Awareness Day

Youth Day

Gum Day

Chocolate Milkshake Day

Gallery Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Lisp Day

Ormille Day