Original Dixieland One-Step Jack Teagarden, J. Russel Robinson, George Crandall, D.J. LaRocca, J. Russell Robinson, Robert Rawlins Banjo, Gitarre, Klavier Jazz, Volksmusik
Orphan Girl Gillian Welch, Emmylou Harris, Emily Crocker Gitarre, Klavier Alternative Country, Pop Rock, Boogie Woogie, Erwachsene Alternative, Rock
Orpheus Franz Liszt, Franz Schubert, Heinrich Poos, Jacques Offenbach, Sara Bareilles, Tim Wheeler Bratsche, Cello, Violine, Orgel, Klavier, Gitarre Rock, Alternative, Pop Rock, Erwachsene Alternative, Indie
O Pilgrim Come Steve Green, Douglas Kaine McKelvey, Douglas McKelvey, Wes King Klavier, Gitarre Pop, Volksmusik, Evangelium, Zeitgenössische Christen
Ordinary Miracles Marilyn Bergman, Alan Bergman, Barbra Streisand, Kirby Shaw, Marvin Hamlisch Gitarre, Klavier Volksmusik, Country, Erwachsene Contemporary-Musik, Bühne & Leinwand, Pop
Open Goals Leo Noncentelli, Ian Broudie, Arthur Neville, George Porter, The Lightning Seeds, Zigaboo Modeliste Gitarre, Klavier Rock, Pop Rock, Pop, Volksmusik
Os patinadores Sérgio Matias da Cunha, Emil Waldteufel, Emile Waldteufel Klavier Kinder, Folk Welt und Land, Volksmusik, Romantisch
Our Failed Love Story Rick Moose, Richard Mousseau Bass, Gitarre, E-Gitarre, Bassgitarre, Schlagzeug, Bratsche Pop, Country, Volksmusik
Only Superstition Chris Martin, Guy Berryman, Jonny Buckland, Jon Buckland, Will Champion, Coldplay Gitarre, Klavier Britpop, Piano Rock, Rock, Alternative Rock, Alternative Pop/Rock
Only The Good Die Young Daryl McKenzie, Billy Joel, Bojana Jovanovic Cello, Bratsche, Gitarre, Ukulele, Klavier, Violine Bühne & Leinwand, Pop Rock, Punk, Pop, Soft Rock
Only The Hands Eddie Carswell, Newsong, Oliver Wells, Steven Curtis Chapman Gitarre, Klavier Volksmusik, Pop, Evangelium, Zeitgenössische Christen
Only When I Lose Myself Depeche Mode, Martin Gore Klavier, Gitarre Synth-Pop, Rock, Pop Rock, Pop, Club/Tanz
Only You Know And I Know Eric Clapton, Dave Mason Gitarre, E-Gitarre Pop, Blues Rock, Pop Rock, Rock, Classic Rock
On Springfield Mountain Vicki Tucker Courtney, Traditional American Song Klavier, Sopran, Bass, Bratsche Volksmusik, Amerikaner, Volkslied
