to Mr. Floyd from Mrs. Floyd" back-up vocal), "Mother" (w/ roaring crowd sing-along) and the show-stopping "Comfortably Numb." Also included in the second-half  was 1975's Wish You Were Here and 1971's (twenty-three-minute) encore, " Echoes ." A Classic Albums Live performance is a all 'round, rip roarin' rock show. And possessing state-of-the-art sight and sound production, this event