The series premiered on November 24, 1972, preempting "The Dick Cavett Show". The first episode was the broadcast of a concert taped at Hofstra University on September 21, 1972 with Alice Cooper, Bo Diddley, Curtis Mayfield, and Seals & Crofts. The second episode, broadcast on December 8, 1972 and again preempting "Cavett", featured The Allman Brothers Band and Chuck Berry. David Sontag became the executive producer of "In Concert" starting with the 3rd show and for the rest of the first season. Don Kirshner had no direct connection with the show after the second episode except that the production credits listed "In Concert" as a "David Sontag Production" and a "Don Kirshner Production". Starting with the 3rd episode there was no host; Joshua White (Joshua Lightshow) became the director and the voice-over announcing the acts, and serving as the production stage manager was Chip Monk, often known as the voice of Woodstock.