On Your Own Graham Coxon, Alex James, Richard Ashcroft, Damon Albarn, Luke McMaster, Nick McCabe Piano, Guitar, Electric guitar Alternative Pop/Rock, Pop, Brit-Pop, Folk, Rock
Open Arms Christian Mader, Blake LaBarge, Craig Potter, Carolyn Miller, Richard Jupp, Kirby Shaw Baritone Saxophone, Tenor Saxophone, Alto Saxophone, Baritone, Viola, Trumpet punk, Soft Rock, Classical, Adult Contemporary, Folk
Optimistic Philip Selway, Jonathan Greenwood, Philip Seiway, Thom Yorke, Ed O'Brien, Edward O'Brien Guitar, Electric guitar Rock, Folk, Pop, Brit-Pop, Electronic
On Kang Hyo-won, Jung Ho-seok, Min Yunki, Antonina Armato, Krysta Youngs, August Rigo Drums, Drum Set, Piano, Guitar Indie Rock, Rock, Indie, K-Pop, Pop Rock
Oscillate Wildly Johnny Marr, Steven Morrissey, The Smiths Guitar, Drums, Percussion, Bass guitar, Piano, Cello Indie, Indie Pop, Rock, alternative, Britpop
Orpheus Franz Liszt, Franz Schubert, Heinrich Poos, Jacques Offenbach, Sara Bareilles, Tim Wheeler Viola, Cello, Violin, Guitar, Electric guitar, Piano Rock, Pop, Adult Alternative, Pop Rock, Folk
One Foot Andrew Dost, Jack Antonoff, Nate Ruess, Emile Haynie Piano, Guitar Indie Rock, Indie, Alternative Pop/Rock, Pop Rock, Indie Pop
Outnumbered Scott Harris, Dermot Kennedy, Stephen Kozmeniuk, Jay Mooncie, Stephen Noel Kozmeniuk Piano, Guitar, Electric guitar Alternative Pop/Rock, Pop, Indie, Pop Rock, Folk
Out On The Town Jennifer Diana, Emile Haynie, Nate Ruess, Andrew Dost, Jack Antonoff Piano, Guitar Indie, Alternative Rock, Pop, Indie Pop, Folk
Out Of Time Tetsuro Hamada, Damon Albarn, Abel Makkonen Tesfaye, Daniel Lopatin, Liz Story, Chris Farlowe Piano, Guitar, Electric violin, Flute, Piccolo, Keyboard punk, Pop, Adult Contemporary, Rock, Classic Rock
Outsiders Alexander Kapranos, Nicholas McCarthy, Sawanohiroyuki Nzk, James Anderson, Franz Ferdinand, Paul Thomson Guitar, Electric guitar, Piano Rock, Pop Rock, Pop, Folk, Indie
Overcompensate Ward Miller, Twenty One Pilots, Tyler Joseph, Paul Meany Pop, Indie, Alternative Rock, Hip Hop, Rock
Over It Over Again Zooey Deschanel, HIM Guitar, Piano Adult Alternative, Alternative Pop/Rock, Folk, Indie Pop, alternative
Over Rising Jon Brookes, The Charlatans, Rob Collins, Robert Collins, Martin Blunt, Jon Baker Piano, Guitar Indie, Rock, Pop, Folk
Painkiller Olly Knights, Glenn Raymond Tipton, Sarah Aarons, Turin Brakes, Robert Halford, Judas Priest Guitar, Electric guitar, Piano, Drum Set, Drums Metal, Rock, Pop Rock, Pop, Folk
Paladin Strait Juliana Akemi, Paul Meany, Kim Kirkman, Twenty One Pilots, Tyler Joseph Piano, Violin Indie, Alternative Rock, Rock, Pop, Hip Hop
Panic Johnny Marr, Backstreet Boys, Alexander McLean, Howard Dorough, Billy Mann, Nick Carter Piano, Guitar, Ukulele, Drums, Bass guitar, Percussion alternative, Pop, Dance, Pop Rock, Dance-pop
