--The Bee Gees (guest hosts) - ""To Love Somebody,"" ""Lonely Days,"" ""I Saw a New Morning"" and a medley of hits (""New York Mining Disaster 1941,"" ""I Started a Joke,"" ""Massachusetts"" and ""How Can You Mend a Broken Heart"") --The Bee Gees and Jerry Lee Lewis - medley: ""Money,"" ""Good Golly Miss Molly,"" ""Long Tall Sally,"" ""Jenny Jenny,"" ""Tutti Frutti"" and ""Whole Lotta Shakin' Goin' On"" --Skeeter Davis - ""One Tin Soldier"" & ""End of the World"" --Gladys Knight & the Pips - ""Neither One of Us"" & ""I Heard It Through the Grapevine"" --Jerry Lee Lewis - ""Whole Lotta Shakin' Goin' On"" --Johnny Nash - ""Stir it Up"" & ""I Can See Clearly Now"" --Jim Weatherly - ""You Are a Song"" --Frank Welker (comedian) - does imitations of animals; Marlon Brando (""Godfather"" character); and other imitations.