The Brothers Four: ""Do Lord,"" ""Green Leaves of Summer,"" ""Pastures of Plenty,"" ""Thinking Man's John Henry"" & ""Wolverton Mountain"" The Serendipity Singers: ""Cloudy Afternoon"" Cedrick Smith: ""Will Ye Go, Lassie Go?"" The Robert DeCormier Singers: ""Amen,"" ""Greensleeves"" & ""Old King Cole"" Lydia & Brooks: ""Green Rocky Road,"" ""Hangman"" & ""Seek"" Olatunji (African drummer): ""Abana"" & ""Moluka"" Orson Bean: Stand-up comedy routine