Domino. John Lennon and Yoko Ono sat in with Frank Zappa and the Mothers of Invention at the theater on June 6, 1971. The Allman Brothers Band played so many shows at Fillmore East that they were sometimes called "Bill Graham's house band"; additionally, the Grateful Dead played a total of 43 concerts at the theater from June 1968 through April 1971. Jefferson Airplane performed six shows and Taj Mahal played eight shows at the venue, while Crosby, Stills, Nash and Young did four shows in September 1969 and six performances in June 1970. Led Zeppelin made four appearances in early 1969, opening for Iron Butterfly. Amateur film footage of their January 31 performance can be viewed at the Led Zeppelin website. The Joshua Light Show, headed by Joshua White, was an integral part of many performances, with its psychedelic art lighting on a backdrop behind many live bands. From the summer of 1970, the Pig Light Show, under the direction of Marc L. Rubinstein, performed at the theater, becoming the de facto house light show. National Educational Television taped a show on September 23, 1970, for broadcast. It featured The Byrds, Elvin Bishop Group, Albert King, Sha Na Na, Van Morrison with psychedelic light show by Joe's Lights (what The Joshua Light Show became known as after Joshua left in 1970). The Allman Brothers were also taped for broadcast but due to technical difficulties, the segment with them was not aired. The show, "Welcome To Fillmore East" was aired on WNET channel 13 in NYC and simulcast on WNEW-FM radio on October 10, 1970, at 10:00 pm in the NYC area. A thirty-minute clip from that show of the Allmans can be seen on YouTube. Live albums As the Bill Graham's original Fillmore Auditorium on the West Coast, the Fillmore East quickly became an important venue on the fledgling rock music circuit in the late sixties. Because of its excellent acoustics, the enthusiastic and attentive audiences and Graham's innovative way of handling the concert environment, the hall became a favorite spot for the recording of many live albums. Gregg Allman and Dickey Betts, on why they recorded their first live album there: 'We realized that we got a better sound live and that we're a live band. (...) And we realized that the audience was a big part of what we did. (...) There was no question about where