Let All the World Sing Easter musical for adult choirs proclaims the resurrection of the Lord Jesus Christ. This Very Simply Word series is easy-to-learn and easy-to-sing as choirs and congregations proclaim the joy of the first Easter morning. Created by Dale Matthews. Arranged by David Wise and Sarah Huffman. Voicing: Unison / 2-Part Choir. Difficulty: Easy. Duration: 23 minutes.