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

Tribute Show - National Day Of Mourning for Robert F. Kennedy --Dionne Warwick - ""The Battle Hymn of the Republic"" --Duke Ellington - ""David Dance Before the Lord"" (tap dancer Bunny Briggs plays David) --Charlton Heston - reads Lincoln's Second Inaugural Address --Richard Harris - ""Camelot"" --Ed Ames - ""Who Will Answer?"" --Kate Smith - ""Lord's Prayer"" --Robert Goulet - ""The Impossible Dream"" --Sergio Franci - ""You'll Never Walk Alone"" (with Welsh Choir) --West Point Glee Club - ""America the Beautiful"" (poem) --Shirley Verrett - ""Oh, Glory"" --Doodletown Pipers - ""What The World Needs Now Is Love"" & ""For What It's Worth""

--McNiff Irish Dancers (dancers perform traditional Irish Step Dance)