One Man Wrecking Machine Joseph Pisapia, Ryan Miller, Guster, Brian Rosenworcel, Adam Gardner Guitarra, Guitarra eléctrica Indie Rock, Pop, Pop/Rock alternativo, Alternativa para adultos, Folk
Only If For A Night Paul Epworth, Florence Welch Guitarra, Piano Indie Rock, Pop, Rock, Alternativa, Folk
Only Ones Who Know Alex Turner, Arctic Monkeys Guitarra Indie, Pop/Rock alternativo, Indie Rock, Rock
On the Campaign Trail Alexander Pennie, Robin Hawkins, Iwan Griffiths, The Automatic, James Frost Guitarra Pop/Rock alternativo, Pop Rock, Rock, Indie Rock
Old Enough Jack White, Brendan Benson, The Ranconteurs, The Raconteurs Guitarra Pop Rock, Indie Rock, Pop/Rock alternativo, Renacimiento del Garage Rock, Rock
Open Your Eyes Deryck Jayson Whibley, Bonnie McKee, Deryck Whibley, Eric Weaver, Alter Bridge, Aaron Lewis Piano, Batería, Guitarra, Guitarra eléctrica Pop Rock, Folk, Gospel, Metal, Indie Rock
Open Your Arms Ed Lay, Christopher Urbanowicz, Tom Smith, Edward Lay, Chris Urbanowicz, Russell Leetch Guitarra Indie Rock, New Wave/Renacimiento Post-Punk, Rock
Ordinary Human Ryan Tedder Piano Pop/Rock alternativo, Escenario y Pantalla, Indie Rock, Pop Rock, Pop
On Kang Hyo-won, Jung Ho-seok, Min Yunki, Antonina Armato, Krysta Youngs, August Rigo Guitarra, Piano, Batería Pop Rock, Indie Rock, K-Pop, Rock, Indie
Our Lives Elaine Yu, Aaron Kamin, The Calling Piano, Guitarra Rock, Folk, Hard Rock, Indie Rock, Pop Rock
One Foot Andrew Dost, Jack Antonoff, Nate Ruess, Emile Haynie Guitarra, Piano Indie, Pop Rock, Indie Rock, Pop, Pop/Rock alternativo
I Want to Be Out of My Depth in Your Love Noel Richards, Art Alexakis, Doug Horley Guitarra, Piano Cristianismo contemporáneo, Gospel, Pop/Rock alternativo, Hard Rock, Post-Grunge
One Way Hillsong United, The Levellers, Mark Chadwick, Charles Heather, Marty Sampson, Jonathan Sevink Guitarra, Piano, Violín, Oboe, Flauta dulce, Flauta Folk, Pop/Rock alternativo, Celtic, Pop, Gospel
Out On The Town Jennifer Diana, Emile Haynie, Nate Ruess, Andrew Dost, Jack Antonoff Guitarra, Piano Pop Rock, Pop, Indie Pop, Folk, Indie
Outsider Juliana Hatfield, Marina Diamandis, The Diamonds Piano, Guitarra Indie Rock, Pop/Rock alternativo, Folk, Rock, Pop
Over The Love Stuart Hammond, Kid Harpoon, Thomas Hull, Florence Welch, Florence + The Machine, Aaron Foulds Piano, Guitarra Alternativa, Indie Rock, Pop Rock, Rock, Alternativa para adultos
Overlap Ani Difranco Piano, Guitarra Folk, Indie Rock, Folk alternativo, Pop/Rock alternativo, Folk urbano
Pace Is The Trick Carlos Dengler, Daniel Kessler, Paul Banks, Samuel Fogarino Guitarra Indie Rock, New Wave/Renacimiento Post-Punk, Rock
Paint A Vulgar Picture Johnny Marr, Steven Morrissey, The Smiths Guitarra, Piano Pop/Rock alternativo, Indie Rock, College Rock, Pop Rock, Britpop
