O Be Joyful
O Be Joyful in the Lord
O Canada
O Canada!
O Christ, Our Hope
O Clap Your Hands
O Come, Little Children
O Come, O Come Emmanuel
O Come, O Come, Emmauel
O Crux
O Dear! What Can the Matter Be?
O Glorious Night
O God Our Help in Ages Past
O God Our Help In Ages Past
O God, My Strength and Fortitude
O God, Who Hast Prepared
O Happy Souls
O Holy Night of Wonder
O How Amiable
O Jesus, I Have Promised
O Jesus, Light of All Below
O Little Town of Hackensack
O Lord of Life
O Lord, Mostly Holy
O Lord, Support Us All the Day Long
O Lord, Thou Hast Searched Me and Known Me
O Magnum Mysterium
O Mary, Where Is Your Baby?
O My Luve's Like a Red, Red Rose
O No John
