The Hillside Singers - I'd Like to Teach the World to Sing (1971) The Hillside Singers are: Lorri Marsters Ham (Lorri Hafer), Mary Mayo, Rick Shaw, Ron Shaw, Frank Marino, Joelle Marino, Laura Marino, Bill Marino Produced by: Al Ham Metromedia Records Written by: Bill Backer, Billy Davis, Roger Cook, Roger Greenaway, Al Ham