Guests: --Johnny Mathis (singer) - ""Marianna,"" ""Love, Look Away"" & ""Love"" --The McGuire Sisters - ""You're Driving Me Crazy"" & ""That's a Plenty"" --Jackie Mason (comedian) --Rip Taylor (comedian) --Guy Marks (comedian) --Brascia and Tybee (dance team) --The Madcaps (novelty harmonica duo) --The Waterbird Show (performing ducks)