Once Upon A Time Barri McPherson, Cole Porter, J.M. Jamison, Franz Steininger, Charles Strouse, James Pankow Violino, Piano, Guitarra, Guitarra elétrica, Clarinete, Viola Broadway, Soft Rock, Blues, Pop, Infantil
On Earth As It Is In Heaven Rene Clausen, Ennio Morricone Contrabaixo, Baixo, Soprano, Viola, Tenor Clássica, Palco & Tela
One Summer Night Danny Webb, Edvard Grieg, Helen Park Piano, Guitarra Nova Era, Rhythm & Blues, Pop Rock, Doo Wop, Palco & Tela
Advent: One-Winged Angel Materia Editions, Gloria Atoyebi, Nobuo Uematsu Rock, Clássica, Trilha sonora, Palco & Tela
Only for Him / Only for You Andrew Lloyd Webber, Glenn Slater, David Cullen Guitarra, Piano Musical, Palco & Tela, Broadway
Only Hope Jonathan Mark Foreman, Mandy Moore, Tom Strauch, Jonathan Foreman Guitarra, Piano, Violino, Viola, Violoncelo, Órgão Gospel, Pop Rock, Dança, Pop, Rock
Only A Dream Danny Elfman, Van Morrison, Ted Ganger Piano, Guitarra Folclore, Pop, Rock, Rock Clássico, Adulto Contemporâneo
Only The Young Neal Schon, Joel Little, Steve Perry, Mark Brymer, Brandon Flowers, Jonathan Cain Guitarra, Piano, Baixo, Viola, Tenor, Soprano Pop Rock, Soft Rock, Arena Rock, Folclore, Palco & Tela
Only You Becky Hill, Ellie Goulding, Derrick Stewart, Graham Edwards, Andrew Lloyd Webber, Ande Rand Guitarra, Piano, Ukulele, Trompa barítono, Barítono, Eufônio Rock, Gospel, Musical, Broadway, Alternativa
On My Way Leroy Clampitt, Brian Crawley, Fredrik Borch Olsen, Clarence Coffee Jr., Carlos Rosado, Dorothy Whittick Barítono, Guitarra, Piano, Viola, Soprano, Saxofone Soprano Pop Rock, Infantil, Eletrônico, Musical, Clássica
On My Lips Richard Kingsmore, Darren Morehouse, Ross Parsley Saxofone Tenor, Trombone, Tenor Palco & Tela, Clássica, Gospel
On The Crest Of A Wave Ralph Reader, The Gang Show Piano, Guitarra Musical ou Espetáculo, Trilha sonora, Pop, Infantil, Folclore
Only Us Benj Pasek, Benedikt Brydern, Justin Paul Violoncelo, Viola, Violino, Piano, Ukulele, Guitarra Palco & Tela, Broadway, Musical, Pop
Only You Lonely You David Zippel, Andrew Lloyd Webber, Emerald Fennell, The Accompanist Guitarra, Piano Broadway, Palco & Tela, Musical
One Day Gary Moore, Andy Miller, Beverly Darnall, Beth Redman, Marilyn Bergman, Alan Bergman Contrabaixo, Violoncelo, Baixo, Guitarra, Piano, Mezzo-Soprano Blues, Musical, Rhythm & Blues, Alternativa Adulta, Gospel
One Engine The Decemberists, Colin Meloy Piano, Guitarra Folclore, Pop Rock, Trilha sonora, Indie Rock, Rock
