Tony Sandler & Ralph Young (Summer 1969 co-hosts) --Sandler & Young - ""Together,"" ""Edelweiss,"" ""Down by the Old Mill Stream,"" ""The Whiffenpoff Song,"" ""I Believe"" & ""Ave Maria"" --Frank Gorshin (impressionist) --Judy Carne (from ""Laugh-In"") --Judy Carne, Sandler & Young - ""Feelin' Groovy"" --Norman Wisdom (British musical-comedy star) - ""Walking Happy"" (with dancers)