1. Music On TV Aug. 20-26

    August 20, 2007 12:00 AM EDT Music on television listings from Aug. 20-26. MONDAY, Aug. 20 "The Sauce," FUSE Featured Artist(s): Silverstein, Luis Guzman. "The Late Show With David Letterman," CBS Featured Artist(s): The New Pornographers, Jeff Goldblum, Hayden Panettiere. "The Tonight Show with…