Guests: --Ella Fitzgerald - ""Can't Buy Me Love"" & ""Mr. Paganini"" (with 3 man combo) --Richard Harris - ""Camelot"" & ""Didn't We"" --George Carlin (comedy sketch) - Carlin plays a politician interviewed on ""Meet the Candidate."" --Jerry Stiller & Anne Meara (stand-up comedy) - do a routine about a high school reunion --Milt Kamen (stand-up comedian) - tells jokes about living in New York --Doodletown Pipers (singers) - ""With A Little Help From My Friends"" & medley ("" What The World Need Now"" & ""For What Its Worth"") --Ma Chung (violin playing prodigy) Audience bows: Joel Grey (then appearing on Broadway's ""George M. Cohan""); Cheryl Ann Patton (Miss USA from Florida); Clifton Daniel & sons (thetvdb.com)