One Man Show Joseph Jonas, Nicholas Jonas, Kevin Jonas II, Jonas Brothers, Joe Jonas, Nick Jonas E-Gitarre, Gitarre, Klavier Teen Pop, Pop, Pop Rock
O Praise Him David Crowder Gitarre, Klavier, Cello, Flöte, Violine Zeitgenössische Christen, Evangelium, Volksmusik, Pop Rock, Rock
Open Arms Christian Mader, Blake LaBarge, Craig Potter, Carolyn Miller, Richard Jupp, Kirby Shaw Bratsche, Ukulele, Tenorsaxophon, Altsaxophon, Harfe, Violine Punk, Pop Rock, Hard Rock, Volksmusik, Jazz
Open House John Cale, Lou Reed, J.J. Cale Klavier, Gitarre Art-Rock/Progressive, Album Rock, Experimentell, Rock & Roll, Pop Rock
Open Up Your Arms Ren Harvieu Klavier, Gitarre Alternative Pop/Rock, Indie Pop, Pop, Erwachsene Alternative, Volksmusik
Order Of The Day Chris Cheney, The Living End, David Warin Solomons Gitarre, E-Gitarre Rock, Volksmusik, Pop Rock, Pop
On The Sunny Side Of The Street Diego Monteiro, Frankie Laine, Dorothy Fields, Frank Sinatra, Dizzy Gillespie, Nat King Cole Klavier, Gitarre, Orgel, Elektronische Tastatur, Posaune, Trompete Jazz, Blues, Traditioneller Pop, Country, Bühne & Leinwand
On Top Of Your World Josephine Forsman, Maria Andersson, Sahara Hotnights Gitarre, E-Gitarre Pop, Volksmusik, Rock, Pop Rock
Ooh Jason Sellards, Derek Gruen, Jamison Mechalie, Mary J, Scissor Sisters, Sean Combs Gitarre, Klavier, E-Gitarre Pop, Alternativer Tanz, Disc, Dance-Pop, Volksmusik
Orange Blossom Special Ervin T. Rouse, Chris Gorman, Billy Vaughn, Audrey Snyder, Darren Dailey, Rachel Jennings Baritonhorn, Bass, Klavier, Tuba, Flügelhorn, Bassposaune Pop Rock, Klassisch, Country, Pop, Jazz
Opus #17 Dustin O'Halloran, Frankie Valli, Denny Randell, Sandy Linzer, John Trie, The Four Seasons Klavier, Gitarre Bühne & Leinwand, New Age, Pop Rock, Musical, Pop
Orale Henry Garza, Joey Garza, Los Lonely Boys, Ringo Garza Gitarre, E-Gitarre Volksmusik, Rock, Pop Rock, Pop, Texaner
Ordinary Barenaked Ladies, Bart Hendrickson, Patrick Monahan, Train, Pat Monahan Gitarre, Klavier, E-Gitarre Alternative Pop/Rock, Erwachsene Alternative, Pop Rock, Bühne & Leinwand, Rock
Ordinary Love David Evans, Brian Burton, Dan Truman, The Edge, Adam Clayton, Bob DiPiero Schlagzeug, Gitarre, Klavier Country, Rock, Pop, Pop Rock, Volksmusik
