(April 12, 1967) The fundraiser, "Appeal IV," was performed to raise money for legal fees for the San Francisco Mime Troupe in San Francisco, California with Jefferson Airplane (Marty Balin, Paul Kantner, Spencer Dryden, Jack Casady, Grace Slick, Jorma Kaukonen, Skip Spence, and Joey Covington); Moby Grape (Peter Lewis, Jerry Miller, Don Stevenson and Bob Mosley); The Grateful Dead; Quicksilver; Messenger Service; Loading Zone and Andrew Stables Group in the cast. Robert Hurwitt, a troupe member, was producer. R.G. Davis was artistic director.