Why an Italian plumber? Staff July 9, 2005 14 Comments InfendoI would be interested to know how Nintendo came up with the concept of an Italian plumber called Mario. I mean, really. How/why did they opt for that concept? Any insider information lingering out there?Related Items Mark your calendars and spread the word: National StreetPass Weekend is Dec. 14-15 in North America December 6, 2013Why your game sucks: Ghostbusters for Wii June 22, 2009 Nintendo Funny Section October 26, 2015