One Toke Over The Line Brad Ritchie, brewer, Michael Brewer, Mike Brewer, Steve Katz, Tom Shipley Guitarra, Piano, Ukulele Musical, Rhythm & Blues, Adulto Contemporâneo, Gospel, Rock Cómico
Only One Frank Grey, Ben Harper, Warryn Campbell, John Butler, Oliver Jacobs, L.J. Ogilvy Piano, Guitarra, Guitarra elétrica Metal, Hip Hop, Palco & Tela, punk, Rhythm & Blues
On the Side of Angels Gary Burr, Gerry House, LeAnn Rimes Piano, Guitarra Country Contemporâneo, Gospel, Pop, Adulto Contemporâneo, Country
On The Floor Achraf Janussi, Bilal Hajji, Ulises Hermosa, Kinnda Hamid, Gonzalo Hermosa, Jennifer Lopez Piano, Guitarra Hip Hop, Pop Rock, Adulto Contemporâneo, Pop, Dance-pop
On The Western Skyline Bruce Hornsby, Jeff Tincher, John Hornsby Piano, Viola, Saxofone Tenor, Saxofone Barítono, Saxofone Alto, Saxofone Soprano Rock, Adulto Contemporâneo, Pop, Pop Rock
On the 4th of July James Taylor Guitarra, Piano Country, Pop, Adulto Contemporâneo, Folk Rock, Pop Rock
On Your Shore Vincent Frank, Nicky Ryan Piano, Guitarra, Harpa Adulto Contemporâneo, Celtic, Fusão Étnica, Folclore Mundo e País, Alternativa Adulta
O.O.C Mariah Carey, Swizz Beatz, Shawntae Harris, Kasseem Dean Piano, Guitarra, Guitarra elétrica Folclore, Rhythm & Blues, Pop Rock, Pop, Adulto Contemporâneo
Open Your Heart Andreas Carlsson, Georges Bizet, Daniel Brewbaker, Gardner Cole, Jill Johnson, Dean Pitchford Guitarra, Piano, Guitarra elétrica, Viola, Violoncelo, Violino Easy Listening, Folclore, Ópera, Broadway, Pop Rock
On The Edge Carolyn Gardner, Carolyn Dawn Gardner, Rob Frazier, Drew Gasparini, Steve Camp, Michael Sorg Piano, Guitarra elétrica, Guitarra Infantil, Adulto Contemporâneo, Musical, Clássica, Gospel
Open The Door Laurie Théberge, Judy Collins, Leslie Bricusse, Ludwig Goransson, Ryuichi Sakamoto, Michael McDonald Piano, Guitarra, Guitarra elétrica Adulto Contemporâneo, Folclore, Palco & Tela, Trilha sonora, Pop
Opposites Attract George Hutchinson, Billie Myers, Oliver Leiber, Paula Abdul Piano, Guitarra, Guitarra elétrica Dance-pop, Rhythm & Blues, Clube/Dança, Folclore, Pop
One Fine Day Anne Raugh, Rita Coolidge, Carole King, Colin Barkley, Marcus Meyn, Deke Sharon Ukulele, Guitarra, Piano, Soprano, Tenor, Barítono Brill Construindo Pop, Piano Rock, Rhythm & Blues, Clássica, Folclore
One In A Million You Sam Dees, Bill Hayes, Larry Graham Piano, Guitarra, Guitarra elétrica, Órgão Pop, Balada, Soul, Funk, Adulto Contemporâneo
Open Arms Christian Mader, Blake LaBarge, Craig Potter, Carolyn Miller, Richard Jupp, Kirby Shaw Viola, Ukulele, Saxofone Tenor, Saxofone Alto, Harpa, Violino Arena Rock, Hard Rock, Palco & Tela, punk, Rock
Opus #17 Dustin O'Halloran, Frankie Valli, Denny Randell, Sandy Linzer, John Trie, The Four Seasons Piano, Guitarra Palco & Tela, Pop Rock, Trilha sonora, Folclore, Nova Era
Ordinary Day Vanessa Carlton, Shaina Taub, Toby Anderson Piano, Guitarra, Guitarra elétrica Easy Listening, Folclore, Pop, Pop Rock, Rock
