Overview: Guests: --Duke Ellington & Ella Fitzgerald (medley of Duke's hits) --Duke Ellington - ""It Don't Mean A Thing"" --Rita Pavone - ""My Eyes"" --Stiller & Meara (comedians) --On film: Film clip from ""The Sound of Music"" with Julie Andrews singing ""My Favorite Things"" --Roy Castle (comedian) --The Clark Brothers (tap dancers) --The Carmenas (balancing act)