Filmmakers Rob Epstein & Jeffrey Friedman, songwriter Jimmy Webb, and producer Peter Asher join us for a tribute to Linda Ronstadt. Epstein & Friedman directed the documentary, "Linda Ronstadt: The Sound of My Voice", which opens in theaters September 6, while Webb had a number of his compositions recorded by Ronstadt, and Asher produced best-selling albums like "Heart Like A Wheel", "Hasten Down The Wind", and "Simple Dreams".