One Sweet Day David Lartey, Nathan Morris, Wally Afanasieff, Michael McCary, Boyz II Men, Wanya Morris Trombone, Alto Saxophone, Baritone Saxophone, Tenor Saxophone, Baritone, Guitar Adult Contemporary, Contemporary R&B, Rock, Rhythm & Blues, Funk
One Time James Bunton, Corron Cole, Corron Ty Kee Cole, Christopher Tricky Stewart, Justin Bieber, Tricky Stewart Guitar, Piano, Electric guitar, Ukulele Pop Rock, Contemporary R&B, Folk, Rock, Dance-pop
One Wish Fred Jerkins III, LaShawn Daniels, Rodney Jerkins, Ray J, Raymond Norwood Piano, Guitar, Electric guitar Folk, Pop, Rhythm & Blues, Contemporary R&B, Hip Hop
One Wing Cee Lo Green, R. Kelly, R Kelly, Cee-Lo Green, Whitney Houston, Jordin Sparks Piano, Guitar Musical, Folk, Pop Rock, Adult Contemporary, Pop
Only Girl Crystal Johnson, Mikkel Eriksen, The Music, Sandy Wilhelm, Mikkel S. Eriksen, Mikkel Storleer Eriksen Guitar, Piano, Electric guitar Pop Rock, Broadway, Folk, Contemporary R&B, Dance
Only The World Clint Lagerberg, Matthew West, Samuel Mizell Piano, Guitar Contemporary Christian, Contemporary R&B, Gospel
On The Low Kelvin Peters, Burna Boy, Katsumi WF, Piriye Isokrari, Brendan Ross, Damini Ogulu Alto Saxophone, Saxophone, Viola Pop, Rhythm & Blues, Soul, Folk World & Country, Contemporary R&B
On The Wings Of Love Jeffrey Osborne, Peter Schless Piano, Organ, Electronic keyboard, Guitar, Electric guitar, Ukulele Rock, Ballad, Folk, Pop, Rhythm & Blues
Ordinary Life Max Martin, Henry Walter, Abel Tesfaye, Jon Neufeld, The Weeknd, Anders Svensson Guitar, Piano, Electric guitar Contemporary R&B, Funk / Soul, Gospel, Contemporary Christian, Folk
An Army of Ordinary People Dave Bilbrough, Will Adams, John Stephens, Danniebelle Hall, John Legend, Tehillah Alphonso Piano, Guitar, Electric guitar Valentine's Day, Ballad, Neo Soul, Contemporary Christian, Jazz
Our First Time Brian Wiggins, Ari Levine, Bruno Mars, Christopher Steven Brown, Dwayne Chin-Quee, Eric Hernandez Guitar, Piano Children, Contemporary R&B, Funk / Soul, Pop, Folk
Out of My Head Priese Printz Board, Keith Harris, Allan Pineda, Printz Board, John Newman, Puddle Of Mudd Guitar, Piano Pop, Folk, Rhythm & Blues, Contemporary R&B, Rock
Overboard Justin Bieber, Dapo Torimiro, Oladapo Torimiro, Ingrid Michaelson, Taurian Shropshire, Waynne Nugent Guitar, Piano Pop, Rock, Contemporary R&B, alternative, Dance-pop
Over Now Dylan Wiggins, Adam Feeney, Jerry Cantrell, James Bourne, Abel Tesfaye, Calvin Harris Piano, Guitar, Electric guitar Folk World & Country, Pop, Neo Soul, Electropop, Contemporary R&B
Overtime Christopher Brown, David Henzie-Skogen, Martin Aiono, Timothy Thomas, Nat McIntosh, Sam Sumser Bass Drum, Tuba, Trombone, Trumpet, Snare Drum, Alto Saxophone Hip Hop, Funk, Soul, Contemporary R&B, Rhythm & Blues
One Woman Man Tobias Gad, John Legend, John Stephens Guitar, Piano, Electric guitar Pop, Folk, Soul, Stage & Screen, Contemporary R&B
Owe It All Dammo Farmer, Aloe Blacc, Harold Lilly Jr. Guitar, Piano Rock, Folk, Contemporary R&B, Pop, Rhythm & Blues
Paris in the Rain Michael Pollack, Ari Leff, Misha Stefanuk, Michael Matosic Piano Gospel, Electronic, Folk World & Country, Hip Hop, Contemporary R&B
Paris On A Sunny Day Prince Royce, Geoffrey Royce Rojas, Ely Weisfeld, Robin Tadross, John Tweed, Taylor Monet Parks Piano Electronic, Pop, Contemporary R&B
Partition Beyonce, Beyoncé Knowles, Mike Dean, Justin Timberlake, Destiny's Child, Dwane Weir Piano, Guitar Folk, Hip Hop, Contemporary R&B, Pop, Rhythm & Blues
