The Joy of Singing Instructional CD 3 follows on from CDs 1 & 2. These CDs are designed to help you learn to sing in parts. They feature the song in it's complete harmonized form as well as the individual parts, including solos. The CDs act as a very useful tool for individuals, A Cappella groups and choirs to learn parts from ear and really get the feel of the songs. Ideal for learning songs in harmony by ear.