Overview: Guests: --The Dave Clark Five - ""Everybody Knows,"" ""Because"" & ""Anyway You Want It"" --Steve Lawrence - ""Hello, Dolly!"" ""People"" & ""Where Can I Go"" --Victor Borge - ""Viennese Waltz"" and a routine about an ""inflationary language"" (in which Tuesday would become Threesday). --Rowan & Martin (comedy team does a spy sketch and a quiz show routine) --The Israeli Ballet - performs some native folk dances --Topo Gigio (Italian mouse puppet) --The Mattison Trio (tap dancers) - ""Malaguena"" --John's balancing act