If you like classic jazz then you might also check out Pippa Hayes at: http://www.pippahayesmusic.com. She has covered many classic jazz songs and has received rave reviews from the jazz press. Her renditions are a lot different from the original versions but I think you might like it.
Classic Jazz Radio: Smooth Jazz Music, the way you like it 24/7 http://www.ClassicJazzRadio.com
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