 And they played a couple of nights in Chicago thereafter. But this particular CD came out in 1974 in concert, Volumes 1 and 2, comprising of music from those Detroit and Chicago shows. And we heard Herbie Hancock's Hornets, the lead-off track on that particular project. And the set began with Ornette Coleman, Invisible, Something Else, the music of Ornette Coleman, released in 1958.