Once You Lose Your Heart Noel Gay, Jan-Ake Westin Piano, Guitarra, Coral da SSA, Refrão Musical, Musical ou Espetáculo, Folclore, Palco & Tela, Broadway
Once We Were Kings Lee Hall, Chris Lawry, Elton John Piano, Guitarra, Refrão, Coral SATB Musical, Folclore, Musical ou Espetáculo, Broadway, Palco & Tela
One Day I'll Fly Away Spence Bundy, Randy Crawford, Richard John, Joe Sample, Nicole Kidman, Will Jennings Piano, Guitarra, Flauta, Clarinete, Saxofone Alto, Saxofone Palco & Tela, Balada, Smooth Jazz, Musical ou Espetáculo, Broadway
Once Upon A December Stephen Flaherty, Mark Brymer, Liz Callaway, Sherry Lewis, Audrey Snyder, Lynn Ahrens Piano, Violino, Baixo, Soprano, Tenor, Guitarra Musical, Alternativa, Broadway, Infantil, Balada
One Alone Joan Frey Boytim, Otto Harbach, Sigmund Romberg, Carol Richards, Oscar Hammerstein II Piano, Guitarra Musical, Broadway, Palco & Tela, Trilha sonora
One Aimee Mann, Adam Clayton, Bee Gees, Mary J, Annie Roboff, Adam Lambert Refrão, Guitarra, Guitarra elétrica, Piano, Flauta, Bateria Álbuns de Rock, Broadway, Blues, Gospel, Folclore
One Day Gary Moore, Andy Miller, Beverly Darnall, Beth Redman, Marilyn Bergman, Alan Bergman Violino, Violoncelo, Baixo, Contrabaixo, Viola, Piano Blues, Musical, Rhythm & Blues, Alternativa Adulta, Gospel
One For My Baby Fred Astaire, Frank Sinatra, Bill Charlap, Harold Arlen, Bette Midler, Lena Horne Guitarra, Piano, Trompete, Ukulele, Teclado eletrônico, Órgão Broadway, Boogie Woogie, Jazz, Crooners, Pop Tradicional
One Llama Two Llama Jeffrey Bowen Piano, Guitarra, Guitarra elétrica Country, Broadway, Pop, Infantil, Palco & Tela
One Day More Mark Brymer, Georgia Stitt, Jean-Marc Natel, Alain Boublil, Claude-Michel Schönberg, Mark A Baixo, Tenor, Saxofone Tenor, Guitarra, Trompete, Piano Rock, Broadway, Soul, Musical ou Espetáculo, Palco & Tela
One More Time Gregory Aldae Hein, Joe Strummer, Mark Hoppus, Andrew Maxwell Goldstein, Ed Hill, Laura Pausini Guitarra, Piano, Guitarra elétrica, Saxofone Soprano, Bateria Broadway, Jazz, Pop, punk, Easy Listening
One Hand One Heart from 'West Side Story' William Stickles, Kirby Shaw, Bojana Jovanovic, Stephen Sondheim, Leonard Bernstein Guitarra, Piano, Flauta, Clarinete, Violino, Viola Alternativa, Broadway, Musical, Palco & Tela
One Hundred Easy Ways To Lose A Man Betty Comden, Leonard Bernstein, Adolph Green Piano Musical, Broadway, Palco & Tela
One In The Chamber String Anthony L. Martin Jr. Quarteto de Cordas, Viola, Violoncelo, Violino Palco & Tela, Broadway
One Knight Jack Murphy, Frank Wildhorn, Richard Walters Piano, Guitarra Broadway, Palco & Tela, Musical, Folclore, Pop
One More Night Zoltan Vegso, Dwight David Yoakam, Phil Collins, Johan Schuster, Philip Lawson, Maroon 5 Violino, Piano, Viola, Tenor, Baixo, Soprano Rock Alternativo, Pop Rock, Broadway, Clássica, Adulto Contemporâneo
