Booker T. & The MG's opened this Creedence Clearwater Revival concert at the Oakland Coliseum, 1/31/70. Seen offstage are John Fogerty, Doug Clifford (w/beard), and Stu Cook (w/glasses). Good article: https://sites.google.com/site/theelectricbayou/concerts/1968-1972/oakland-arena-concert-on-january-31-1970