Overview: Fourth Season PremiereMusic:--Dean Martin - ""Gentle on My Mind"" & ""If I Was a Millionaire""--Lena Horne - ""Live for Life"" and ""Make the Man Love Me"" --Lena Horne and Dean Martin - ""The Two of Us""--Buddy Ebsen - ""Ballin' the Jack"" --Buddy Ebsen & Dean Martin - ""Mr. Gallagher and Mr. Shean""--Zero Mostel - ""Show Me a Rose"" --Zero Mostel and Dean Martin - ""A Couple of Swells"" Also: --Shecky Greene (comedian) --Barbara Heller