Only Girl Crystal Johnson, Mikkel Eriksen, The Music, Sandy Wilhelm, Mikkel S. Eriksen, Mikkel Storleer Eriksen Gitarre, Klavier, E-Gitarre Dance-Pop, Broadway, Pop Rock, Volksmusik, Punk Rock und Emo
Only Wanna Be With You Mark William Bryan, Alex Shor, Alan Billingsley, Darius Rucker, James George Sonefeld, the Blowfish Bratsche, Violine, Cello, Klavier, Gitarre, Ukulele Rock, Erwachsene Alternative, Pop Rock, Volksmusik, Jazz
Only One Frank Grey, Ben Harper, Warryn Campbell, John Butler, Oliver Jacobs, L.J. Ogilvy Klavier, Gitarre, E-Gitarre Bühne & Leinwand, Evangelium, Rhythm & Blues, Rock, Pop
On Mercury Igor Sardi Bass, Chad Smith, Anthony Kiedis, Red Hot Chili Peppers, John Anthony Frusciante, John Frusciante Gitarre, Bassgitarre, Bass Funk Rock, Funk, Alternative, Pop, Rock
On My Mind Brian Culbertson, Ellie Goulding, Steve Finckle, Ian Grushka, Kiris Houston, Jordan Pundik Klavier, Gitarre, E-Gitarre Pop, Blues, Metall, Club/Tanz, Elektronisch
Only The Good Die Young Daryl McKenzie, Billy Joel, Bojana Jovanovic Klavier, Altsaxophon, Tenorsaxophon, Tenor, Bass, Posaune Bühne & Leinwand, Pop Rock, Punk, Pop, Soft Rock
Only of You Green Day E-Gitarre, Gitarre Alternative Pop/Rock, Punk-Pop, Punk-Wiederbelebung, Pop Rock, Pop
Only Lonely David Bryan, Bon Jovi, Jim Sonefeld, hootie, Mark Bryan, Darius Carlos Rucker Gitarre, Klavier, E-Gitarre Metall, Volksmusik, Bühne & Leinwand, Pop Rock, Punk
On The Turning Away Anthony John Moore, Anthony Moore, David Gilmour, David Jon Gilmour, Pink Floyd Gitarre, Ukulele, Klavier, E-Gitarre, Bassgitarre Progressive Rock, Pop, Classic Rock, Psychedelischer Rock, Album Rock
On The Road Again Liz Beloff, Alan Wilson, Allen Wilson, Floyd Jones, Zoran Radanovic, Canned Heat Gitarre, Sitar, Ukulele, Klavier, Orgel, Bassgitarre Moderner elektrischer Blues, Blues, Pop Rock, Country, Bühne & Leinwand
Ooo Baby Baby Kirby Shaw, The Miracles, Linda Ronstadt, Smokey Robinson, Jim Farley www, Warren Moore Orgel, Klavier, Elektronische Tastatur, Gitarre, Tenor, Bratsche Rhythm & Blues, Ballade, Classic Soul, Pop Rock, Soul
Oops Harry Warren, Jacob Luttrell, Missy Elliott, Charlie Puth, Johnny Mercer, Steps Ahead Klavier, Gitarre, Keyboard Pop, Punk, Rock, Rhythm & Blues, Easy Listening
Open Arms Christian Mader, Blake LaBarge, Craig Potter, Carolyn Miller, Richard Jupp, Kirby Shaw Klavier, Flöte, Horn, Cello, Gitarre, Ukulele Punk, Pop Rock, Hard Rock, Volksmusik, Jazz
Open Your Eyes Deryck Jayson Whibley, Bonnie McKee, Deryck Whibley, Eric Weaver, Alter Bridge, Aaron Lewis Klavier, Schlagzeug, Gitarre, E-Gitarre Volksmusik, Punk, Alternative Pop/Rock, Indie-Rock, Evangelium
Operator Grateful Dead, Diana Krall, William Spivery, Ron McKernan, Jim Croce, The Manhattan Transfer Gitarre, Klavier, Ukulele, Elektronische Tastatur, Orgel, E-Gitarre Rock, Erwachsene Contemporary-Musik, Reggae, Folk Rock, Punk
ORDINARY MAN Billy Walsh, Ozzy Osbourne, Elton John, Duff McKagan, Chad Smith, Andrew Watt Klavier, Gitarre, E-Gitarre Punk, Piano Rock, Rock, Britischer Metal, Pop Rock
An Army of Ordinary People Dave Bilbrough, Will Adams, John Stephens, Danniebelle Hall, John Legend, Tehillah Alphonso Klavier, Gitarre, E-Gitarre Pop Rock, Neo Soul, Jazz, Evangelium, Rhythm & Blues
Ordinary World Billie Joe Armstrong, Simon Le Bon, John Taylor, Duran Duran, Green Day, Simon LeBon Klavier, Gitarre, E-Gitarre Pop, Punk, Dance-Pop, Pop Rock, Rock
