O Happy Souls
O Holy Night of Wonder
O Jesus, Grant Me Hope And Comfort
O Leave Me
O Little Town of Hackensack
O Lord of Life
O Lord Thy Word Endureth
O Lord, Increase My Faith
O Magnum Mysterium
O Mortal Man
O Nata Lux De Lumine
O No John
O Quam Gloriosum
O Sacred Feast
O Sapientia
O Seeker of Dreams
O Sing Joyfully
O Sons and Daughters
O Taste and See
O Voi Che Sospirate A Miglior Note
O Vos Omnes
O Waly, Waly
O Worship the King
O, No John
O-Yo-Yo
