You got to have smelt a lot of mule manure before you can sing like a hillbilly.
Source: In The New York Public Library Book of 20th Century American Quotations, by Stephen Donadio, 1992.
-- Hank Williams, Sr, (Sep 17 1923-1953), US singer, songwriter; The Hillbilly Shakespeare was instrumental in popularizing country-western music with Your Cheatin' Heart, and Jambalaya.