Oops, it doesn't look like 'videogame museum has been hosting a day' is a national day..

Other days

Fiancee Day

Kiss A Ginger Day

Tulip Day

Gum Day

Appreciate Yaself A Lil Extra Day

Eat What You Want Day

Hannah Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Law Day

Get Funky Day