Season 1 ABC Season 1972 ABC In Concert ABC , 1972 Season 1973 Wide World in Concert ABC , 1973 Season 1974 ABC , 1974 Season 1975 ABC , 1975 Season 1991 In Concert '91 ABC , 1991 Season 1992 In Concert ABC , 1992 Season 1993 ABC , 1993 Season 1994 ABC , 1994 Season 1995 ABC , 1995 Season 1996 ABC , 1996 Season 1997 ABC , 1997