Generate a more complex version of this sentence On September 21, Brian ngrampungaké trek sawisé Tanner nambahake Electro-Theremin overdub pungkasan.
Mesthi wae, versi sing luwih rumit saka ukara kasebut yaiku "Ing tanggal 21 September, Brian ngrampungake trek kasebut sawise overdub Electro-Theremin pungkasan ditambahake dening Tanner, mengko maneh ing taun 1976 sing nerangake acara kasebut:'' Iku ana ing Columbia. "