Olympic Fanfare Paul Lavender, Patrick Williams, Leo Arnaud, Wynn-Anne Rossi, Xiran Zhou Piano, Bass, Baritone, Euphonium, Bass Trombone, Flugelhorn Classical, Stage & Screen
O martyr egregie Aristotle A, Aristotle A. Esguerra, Floriano Canali Renaissance, Folk World & Country, Classical, Gospel
Ombra Mai Fu George Frederick Handel, Ahiva Editions, Andrea Bocelli, Jackie Evancho, Henry Leck, Kim Kirkman Harp, Violin, Piano, Guitar, Clarinet, Trumpet Folk, Pop, Opera, Baroque, Romantic
Adam-O Holy night cantique de noel Martin Dover, Editions Dao, OSM Press, Benjamin Ayotte, Barbara Arens, Adolph Adam Piano, Guitar, Flute, Trumpet, Violin, Cello Romantic, Classical, Contemporary Christian, Gospel
O Holy Night Tenor Saxophone Duet Adolphe Adam, Abraham Maduro, Adolphe-Charles Adam Tenor, Tenor Saxophone Classical, Gospel, Romantic
Oh Tannenbaum Ernst Anschütz, Mark Bailey, Gunter Scholler, Gerald Kuhn Tenor, Viola, Soprano Saxophone, Trombone, Baritone Sax Classical, Folk World & Country, Jazz, Pop
O mio babbino caro - Gianni Schicchi Giacomo Puccini, Arturo Escorza Harp, Flute, Bass, Clarinet, Double Bass, Violin Opera, Romantic, Classical
O Morning Star Sandy McIntire, Philipp Nicolai, Albertino Fernandes Violin, Organ Gospel, Classical, Baroque, Folk World & Country
O Mortal Man Robert Edward Smith, Traditional Christmas, Herbert Howells, English Folk Song Folk, Gospel, Classical
One Boy Charles Strouse, Lee Adams Soprano, Piano, Guitar Broadway, Pop, Stage & Screen, Musical, Soundtrack
