tooth. makes this harp sound real good. ♪ you can play what you feel without reading music, and i've tried to play guitar, piano, all kinds of stuff, and i never went anywhere, and not that i'm going anywhere with this, but, i know a few songs, mostly hymnals, gospel songs, and a few of my own, and it just expresses me. >> lopez was serving a 20-year sentence on 27 counts of burglary. but it was his exposure to inmates serving life terms that inspired him to pay them tribute through his songs. >> i just wanted to do something for the lifers to kind of express them. i could sing the last verse and