Biography: Crystal Taliefero-Pratt (née Taliefero) is an American multi-instrumentalist and vocalist. Taliefero grew up with a musical family, performing rhythm and blues with her brother in the Chicago metropolitan area. During her college years she was discovered by John Mellencamp, who helped guide her to a career as a professional musician. Taliefero performed with several artists throughout the 1980s and 1990s. In 1989 she was hired as a studio musician for the Billy Joel Band, and she has been touring and recording with them ever since.