On The Moon Above Marjorie Duffield, Christopher Curtis, Cathy Ang, Helen Park, cathy ang ruthie ann miles Piano, Gitaar Podium & Scherm
On This Night Of A Thousand Stars Tim Rice, Andrew Lloyd Webber, Mark Ryan Gitaar, Piano Pop, Musical of Show, Podium & Scherm, Musical, Broadway
Opening Titles Michael Price, Jan A.P. Kaczmarek, Juan Villodre, David Arnold, Kate Maystrova Piano Pop, Folk, Rock, Podium & Scherm, Soundtrack
Open Road Robert Sheldon, Gary Barlow Piano, Gitaar Podium & Scherm, Jazz, Concertband, Folk, Valentijnsdag
Opening Fanfare Adam Kosberg, Stefano Fabrizio Sacchi, Richard Rodgers Viool, Blokfluit, Fluit, Piano, Hoboï Musical, Podium & Scherm
Opening Up Mac Huff, Sara Bareilles Piano, Gitaar, Elektrische gitaar Broadway, Musical, Folk, Pop Rock, Podium & Scherm
Open The Door Laurie Théberge, Judy Collins, Leslie Bricusse, Ludwig Goransson, Ryuichi Sakamoto, Michael McDonald Piano, Gitaar, Elektrische gitaar Adult Contemporary, Pop, Soundtrack, Folk, Podium & Scherm
Once We Were Kings Lee Hall, Chris Lawry, Elton John Gitaar, Piano Folk, Broadway, Rock, Musical of Show, Podium & Scherm
One At A Time Marilyn Bergman, Alan Bergman, Michel Legrand Piano, Gitaar, Elektrische gitaar Folk, Jazz, Podium & Scherm, Pop, Soundtrack
One By One Wayne Shorter, Art Blakey, Enya, Ellen Allard, Nicky Ryan, Kitty Wells Gitaar, Piano, Elektrische gitaar Pop, Folk, Easy Listening, Jazz, Pop Rock
One Day I'll Fly Away Spence Bundy, Randy Crawford, Richard John, Joe Sample, Nicole Kidman, Will Jennings Gitaar, Piano, Fluit, Sopraan, Altsaxofoon, Tenorsaxofoon Folk, Broadway, Jazz, Podium & Scherm, Musical of Show
Open Up Your Eyes Chris Daughtry, Bruce Peterson, Jeremy Camp, Eugene Vasconi, Ben Moody, David Hodges Piano, Gitaar, Elektrische gitaar Podium & Scherm, Post-Grunge, Adult Alternative, Pop, Alternatieve Pop/Rock
O.P.P Alphonso James Mizell, Freddie Perren, Keir Gist, Anthony Criss, Alphonso Mizell, Dennis Lussier Piano, Gitaar, Elektrische gitaar Folk, Dans, East Coast Hip Hop, Old School Hip-Hop, Pop
