John Weldon Cale (December 5, 1938 – July 26, 2013), also known as JJ Cale or J.J. Cale, was a Grammy Award- winning American singer-songwriter and musician. Cale was one of the originators of the Tulsa Sound, a loose genre drawing on blues, rockabilly, country, and jazz influences. Cale's personal style has often been described as "laid back".