"Louisiana 1927" is a 1974 song written and recorded by Randy Newman on the album Good Old Boys.
Also touched upon is the callous response of the federal government, depicted here via a fictional visit from President Calvin Coolidge and "a little fat man," where Coolidge's reaction to the devastation is a detached statement that, "isn't it a shame what the river has done to this poor cracker's land."
1" released in 2003 on the other hand is a simple version with Newman on piano and vocals with no accompaniment.
[2] The song became identified with Hurricane Katrina in the public consciousness after being sung by Aaron Neville at NBC's "A Concert for Hurricane Relief", being sung by Newman at the multi-network television fundraiser Shelter from the Storm: A Concert for the Gulf Coast, and a fully orchestrated version of the song performed by Newman during Saturday Night Live's "Mardi Gras Special".
The song also appeared in an episode (S03E7) of HBO's show Treme, sung again by Aaron Neville.