By Tony Scherman
Updated July 14, 1995 at 04:00 AM EDT

On the live album Shaver: Unshaven Live at Smith’s Olde Bar, Billy Joe Shaver’s on the same exalted songwriting level as fellow Texans Guy Clark and Townes Van Zandt. Plus, he’s got a trump card: his son Eddy, the only challenger to Dwight Yoakam’s axman, Pete Anderson, as country’s most exciting electric guitarist. A