Fourplay is a contemporary jazz quartet. The original members of the group were Bob James (keyboards), Lee Ritenour (guitars), Nathan East (bass), and Harvey Mason (drums). In 1997, Lee Ritenour left the group & Fourplay chose Larry Carlton as his replacement. In 2010, Larry Carlton left Fourplay & was replaced by Chuck Loeb. Fourplay grafs elements of R and pop to their unwavering jazz foundations.