Once Upon A Time...Storybook Love Harpist Elizabeth Louise, Marc Donatelle, Sherry Lewis, Mark Knopfler Piano, Oboé, Fagote, Clarinete, Flauta, Trompa Pop, Palco & Tela, Trilha sonora, Rock, Musical
One Alone Joan Frey Boytim, Otto Harbach, Sigmund Romberg, Carol Richards, Oscar Hammerstein II Piano, Guitarra Musical, Broadway, Palco & Tela, Trilha sonora
One Jump Ahead Howard Ashman, Alan Menken, Bobby Hesch, Tim Rice, Eric Barnes, Mena Massoud Órgão, Guitarra, Ukulele, Piano, Saxofone, Saxofone Alto Palco & Tela, Easy Listening, Dança, Rock, Boogie Woogie
One more time, One more chance Masayoshi Yamazaki, Sangeo of Music Piano Palco & Tela, Pop, Trilha sonora
One Song Larry Morey, David L. Brunner, David Brunner, Frank Churchill, Marvin Hamlisch Piano, Guitarra Gospel, Infantil, Musical, Pop, Palco & Tela
One Song Glory Mark Brymer, Richard Walters, Jonathan Larson Guitarra, Piano, Baixo, Soprano, Viola, Tenor Folclore, Palco & Tela, Pop, Rock, Trilha sonora
One Night Only Beyoncé Knowles, Mac Huff, Tom Eyen, Jennifer Hudson, Henry Krieger, Josey Scott Piano, Guitarra Musical, Rock, Palco & Tela, Pop, Broadway
One Small Voice Jeff Moss, Ryan Brechmacher, Roger Emerson Guitarra, Piano Trilha sonora, Pop, Infantil, Musical, Palco & Tela
Only Forever Johnny Burke, James V. Monaco, Bing Crosby Piano, Guitarra, Guitarra elétrica Folclore, Pop Tradicional, Trilha sonora, Palco & Tela, Pop
One Wing Cee Lo Green, R Kelly, Whitney Houston, Jordin Sparks Guitarra, Piano Adulto Contemporâneo, Pop Rock, R&B Contemporâneo, Trilha sonora, Rhythm & Blues
On Lexington and 52nd Street Marc Shaiman, Michael Swift Piano Musical, Palco & Tela, Trilha sonora, Pop
Only Lonely David Bryan, Bon Jovi, Jim Sonefeld, hootie, Mark Bryan, Darius Carlos Rucker Guitarra, Piano, Guitarra elétrica Hard Rock, Metal, Pop Rock, Palco & Tela, Folclore
Only My Railgun Satoshi Yaginuma, Sheet Music Boss, Daniel White Piano Clássica, Palco & Tela, Folclore Mundo e País, Jazz, Trilha sonora
Advent: One-Winged Angel Materia Editions, Gloria Atoyebi, Nobuo Uematsu Rock, Clássica, Trilha sonora, Palco & Tela
Only Hope Jonathan Mark Foreman, Mandy Moore, Tom Strauch, Jonathan Foreman Guitarra, Piano, Violino, Viola, Violoncelo, Órgão Gospel, Pop Rock, Dança, Pop, Rock
