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 Wanna Be With You Mark William Bryan, Alex Shor, Alan Billingsley, Darius Rucker, James George Sonefeld, the Blowfish Guitar, Piano, Ukulele, Drums, Cello, Violin American Trad Rock, Rock, Pop, Adult Alternative, Jazz
Only One Frank Grey, Ben Harper, Warryn Campbell, John Butler, Oliver Jacobs, L.J. Ogilvy Guitar, Piano, Electric guitar Soul, Classic Rock, Gospel, Adult Contemporary, Metal
On Mercury Igor Sardi Bass, Chad Smith, Anthony Kiedis, Red Hot Chili Peppers, John Anthony Frusciante, John Frusciante Bass guitar, Guitar, Bass Hard Rock, Pop, Alternative Rock, Rock, Funk Rock
On My Mind Brian Culbertson, Ellie Goulding, Steve Finckle, Ian Grushka, Kiris Houston, Jordan Pundik Electric guitar, Guitar, Piano Blues, Folk, Jazz, Dance, Pop
Only The Good Die Young Daryl McKenzie, Billy Joel, Bojana Jovanovic Bass guitar, Viola, Trombone, Bass, Piano, Tenor Stage & Screen, Folk, punk, Rock, Soft Rock
Only of You Green Day Guitar, Electric guitar Punk-Pop, Pop Rock, Alternative Pop/Rock, Rock, Punk Revival
Only Lonely David Bryan, Bon Jovi, Jim Sonefeld, hootie, Mark Bryan, Darius Carlos Rucker Piano, Guitar, Electric guitar Stage & Screen, punk, Rock, Soundtrack, Pop Rock
On The Turning Away Anthony John Moore, Anthony Moore, David Gilmour, David Jon Gilmour, Pink Floyd Guitar, Electric guitar, Bass guitar, Ukulele, Piano Art-Rock/Progressive, Psychedelic Rock, Classic Rock, Rock, Album Rock
On The Road Again Liz Beloff, Alan Wilson, Allen Wilson, Floyd Jones, Zoran Radanovic, Canned Heat Steel guitar, Violin, Guitar, Bass, Banjo, Bass guitar Pop Rock, Alternative Country, Stage & Screen, Country, Boogie Woogie
Ooo Baby Baby Kirby Shaw, The Miracles, Linda Ronstadt, Smokey Robinson, Jim Farley www, Warren Moore Trombone, Guitar, Baritone Saxophone, Alto Saxophone, Tenor Saxophone, Bass Motown, Soul, Rock, Folk, Classic Soul
Oops Harry Warren, Jacob Luttrell, Missy Elliott, Charlie Puth, Johnny Mercer, Steps Ahead Piano, Guitar, Keyboard Pop, Easy Listening, Folk, Rock, Teen Pop
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
Open Your Eyes Deryck Jayson Whibley, Bonnie McKee, Deryck Whibley, Eric Weaver, Alter Bridge, Aaron Lewis Guitar, Drums, Piano, Drum Set, Electric guitar Contemporary Christian, Alternative Pop/Rock, Indie Rock, Pop, alternative
Operator Grateful Dead, Diana Krall, William Spivery, Ron McKernan, Jim Croce, The Manhattan Transfer Piano, Electric guitar, Guitar, Organ, Electronic keyboard, Ukulele Adult Contemporary, Folk Rock, Psychedelic Rock, punk, Folk
ORDINARY MAN Billy Walsh, Ozzy Osbourne, Elton John, Duff McKagan, Chad Smith, Andrew Watt Guitar, Piano, Electric guitar Album Rock, Gospel, Hard Rock, Pop Rock, Pop
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
Ordinary World Billie Joe Armstrong, Simon Le Bon, John Taylor, Duran Duran, Green Day, Simon LeBon Piano, Guitar, Electric guitar Pop Rock, Folk, Dance-pop, Pop, Rock
