Powerhouse vocalist and former Louisvillian (who is now in Nashville) Etta Brittalways wanted to be a backup singer. She has sung with everyone from Englebert Humperdinck to Waylon Jennings. She now has her own album and is signed to a new label. She's got a great story which she shared with us here.
http://archive.wfpk.org/Podcasts/20120905-etta_britt.mp3