TheSingingMixer: #NatKingCole’s #MonaLisa is a lush tale of #MysteryAndHeartache & a beautiful song to sing a #solo #acapella #StairwaySerenade to & bask in the rich reverberations of a glorious tune! 4 open spots to #collab, or just revel in a #jazz #standard that well deserves to be part of the canon! #tsm