Il 30 agosto 1969, e fino all’1 settembre a Lewisville (Texas, Usa) 120.000 persone partecipano al Texas International Pop Festival per vedere e ascoltare la musica di B.B.King, Canned Heat, Chicago, Delaney & Bonnie & Friends, Freddie King, Grand Funk Railroad, Herbie Mann, Incredible String Band, James Cotton Blues Band, Janis Joplin, Johnny Winter, Led Zeppelin, Nazz, The Quarry, Rotary Connection, Sam & Dave, Santana, Shiva’s Headband, Sly & the Family Stone, Space Opera, Spirit, Sweetwater, Ten Years After and Tony Joe White.