Old Days Barry Dean, Robert Lamm, Trent Dabbs, Ingrid Michaelson, James Pankow Guitarra, Piano, Guitarra elétrica Rock, Indie Pop, Alternativa Adulta, Folclore, Pop
Old Town Jimmy Bain, Phil Lynott, The Corrs Piano, Guitarra Folclore, Rock, Pop Rock, Alternativa Adulta, Celtic Rock
Old Friends Jon Buckland, Fred Sturm, Jonny Buckland, Chris Martin, Guy Berryman, John Williams Trompa barítono, Trombone baixo, Barítono, Tuba, Flugelhorn, Baixo Country, Musical, Pop Rock, Alternativa Adulta, Broadway
Old Man Song Katie Tunstall, KT Tunstall Piano, Guitarra Pop, Pop Rock, Adulto Contemporâneo, Rock, Alternativa Adulta
Old Man & Me Everett Dean Felber, Darius Carlos Rucker, Mark William Bryan, James George Sonefeld Piano, Guitarra Alternativa Adulta, Pop, Folclore, Rock Tradicional Americano, Pop Rock
Old Money Nino Rota, Robbie Fitzsimmons, Daniel Heath, Elizabeth Grant, Lana Del Rey Guitarra, Piano Pop, Pop/Rock Alternativo, Alternativa Adulta, Folclore, Pop Rock
Old Faces Matthew Johnson, Laura Doggett Piano, Guitarra Pop/Rock Alternativo, Alternativa Adulta, Pop, Folclore
Old Red Eyes Is Back The Beautiful South, David Rotheray, Paul Heaton Piano, Guitarra, Guitarra elétrica Pop, Pop/Rock Alternativo, Alternativa Adulta, Folclore, Pop Rock
Omaggio Yanni, Nathan Pacheco, Martin Christoph Redel Guitarra, Piano, Violino Clássica, Neoclássico, Alternativa Adulta, Pop, Adulto Contemporâneo
Omaha Counting Crows, Adam Duritz, Adam F. Duritz Guitarra, Piano Rock Tradicional Americano, Alternativa Adulta, Pop/Rock Alternativo, Rock
O Andrew Will, Jonny Buckland, Guy Berryman, John A, John Henry Hopkins, Chris Martin Guitarra, Piano, Viola, Soprano, Baixo, Tenor Palco & Tela, Pop Rock, Piano Rock, Rock, Pop
On Being Frank Ben Folds Five, Ben Folds Piano Alternativa Adulta, Rock Alternativo, Pop, Pop Rock, Rock
On Almost Any Sunday Morning Adam F. Duritz, Counting Crows, David Immergluck, Adam Duritz, Charles Gillingham, Dan Vickrey Guitarra, Piano Alternativa Adulta, Folclore, Rock, Rock Tradicional Americano, Pop
On A Tuesday In Amsterdam Long Ago Adam F. Duritz, Counting Crows, Adam Duritz, Charles Gillingham Piano, Guitarra, Guitarra elétrica Alternativa Adulta, Pop, Americana, Rock, Folclore
Once in a While Carmen Cavallaro, Louis Armstrong, Fats Waller, Teddy Wilson, Richard O'Brien, Earl Hines Piano, Bateria, Baixo, Acordeão, Flauta, Violino Jazz Contemporâneo, Jazz, Rock, Blues, Latim
Once When I Was Little Dan Wilson, Daniel Wilson, Martin Terefe, James Morrison Piano, Guitarra, Guitarra elétrica Pop/Rock Alternativo, Pop Rock, Rock, Folclore, Alternativa Adulta
Once Upon Another Time David Cullen, Andrew Lloyd Webber, Sara Bareilles, Glenn Slater, Eric O'Reilly Guitarra, Piano Palco & Tela, Musical, Pop/Rock Alternativo, Clássica, Broadway
One Angry Dwarf and 200 Solemn Faces Ben Folds Five, Ben Folds Piano Alternativa Adulta, Pop, Pop/Rock Alternativo, Piano Rock, Rock
