** FILE ** Concert promoter Chet Helms displays a vintage concert poster from the 1960's "Summer of Love" May 20, 1997, in a San Francisco file photo. Helms, the revered father of the 1967 Summer of Love and a music promoter who launched the career of singer Janis Joplin, died June 25, 2005, at California Pacific Medical Center of complications from a stroke, his wife said. He was 62. (AP Photo/Ben Margot, File) Ran on: 07-17-2005 Stiletta: The Oakland trio channels old-school punk. MAY 20, 1997 FILE PHOTO