O Domine Iesu Christe Aristotle A, Giovanni Campani, Marco Antonio Ingegneri, Aristotle A. Esguerra Evangelie, Klassiek, Folk Wereld en Land
Od Yishama Traditional Folk Song, Traditional Jewish Song, Traditional Jewish, Traditional Jewish Folksong Accordeon, Piano Folk Wereld en Land, Folk
Oceanus Artie Shaw, Audrey Snyder Marimba, Piano, Bas, Viool Folk, Podium & Scherm, Folk Wereld en Land
Oh, I Love The Maiden Fair Julia Gordon Accordeon Folk Wereld en Land, St. Patrick's Day, Folk, Celtic
O Holy Night - arranged for two lever or pedal harps Adolphe Adam, Christopher Evans, Marilyn Rummel, Perry Brooks Nichols, Forevergreens Music, Adolphe-Charles Adam Orgel, Gitaar, Harp, Baritonhoorn, Bariton, Basstromboon Folk Wereld en Land, Romantisch, Klassiek, Evangelie
O Holy Night - Cello Solo Gene Roberson, Adolphe-Charles Adam, César Madeira Cello, Piano Podium & Scherm, Hedendaagse christelijke, Kinderen, Evangelie, Folk Wereld en Land
O Holy Night - Voice and Piano - G Major Adolphe-Charles Adam, César Madeira Piano Folk Wereld en Land, Klassiek, Romantisch, Evangelie
Oh Danny Boy Stephen Bulat, Irish Air, Traditional Irish Tune, Stef Tedder Piano, Gitaar, Banjo, Altsaxofoon, Tenorsaxofoon, Sopraan Folk, St. Patrick's Day, Celtic, Evangelie, Folk Wereld en Land
Ogni Volta Ennio Morricone, Antonello Venditti, Paul Anka, Carlo Rossi, Ester Alessandrini Piano, Trombone, Basklarinet, Viool, Gitaar, Fluit Podium & Scherm, Pop, Kinderen, Folk Wereld en Land, Crooners
Oktoberfest Eugénie Rocherolle, Dennis Ruello Piano, Accordeon, Trombone, Klarinet, Contrabas, Bas Folk, Pop, Folk Wereld en Land
