What Can We Play on Sunday? is a series of six books of piano duets (one piano, four hands), each book designed for busy pianists who require accessible arrangements. Book 4 contains selections for holidays and holy days that occur during July and August. It also contains several general hymns. Titles: Battle Hymn of the Republic * Jesus Loves Me * My Country 'Tis of Thee * Sweet Hour of Prayer / Standing in the Need of Prayer * This Is My Father's World * This Little Light of Mine.