38. The first reference to "Who Dat?" can be found in the 19th Century. A featured song in E.E. Rice's "Summer Nights" is the song "Who Dat Say Chicken In dis Crowd", with lyrics by poet Paul Laurence Dunbar.
37."Who Dat Nation" has become a popular term for the community of Saints fans.
According to Bobby Hebert, formerly a Saints quarterback and currently a sports commentator in New Orleans, the term "Who Dat Nation" originated after a
2006 game between the Saints and the favored Cowboys
, which the Saints won; after the game, listeners from a wide geographic range called in to Hebert's radio show on WWL(AM), and Hebert commented, "Man, there's a whole Who Dat Nation out there."

36. The entire "Who Dat?" chant is: "Who dat? Who dat? Who dat say dey gonna beat dem Saints? Who dat? Who dat?"