Once In Love With Amy Jack Grassel, Frank Loesser, Dean Martin Klarinet, Trombone, Altviool, Ukelele, Trompet, Hoorn Musical, Rock, Podium & Scherm, Folk, Broadway
On The Atchison Topeka And The Santa Fe Brent Edstrom, Harry Warren, Judy Garland, Bing Crosby, Tommy Dorsey, Johnny Mercer Piano, Gitaar, Ukelele, Elektrische gitaar, Orgel, Elektronisch keyboard Blues, Podium & Scherm, Traditionele Pop, Folk, Jazz
One Thing Leads To Another Jamie West-Oram, Alfred Agius, Adam Woods, Rupert Greenall, Cy Curnin, The Fixx Piano, Bas, Gitaar, Elektrische gitaar, Basgitaar New Wave, Folk, Blues, Dance-pop, Post-Punk
On The Street Where You Live Dean Martin, David Hazeltine, Andy Williams, Nat King Cole, lerner, Dennis DeYoung Piano, Harp, Elektronisch keyboard, Orgel, Ukelele, Altsaxofoon Soundtrack, Ziel, Folk, Podium & Scherm, Broadway
On The Town Frank Sinatra, Adolph Green, Betty Comden, Jules Munshin, Gene Kelly, Roger Edens Piano, Gitaar Jazz, Soundtrack, Folk, Podium & Scherm, Pop
Ooh Wee Teena Marie, Doug Grigsby, Willie Dixon Gitaar, Elektrische gitaar, Piano Rhythm & Blues, Blues, Jazz, Folk, Pop Rock
Ooby Dooby Richard A. Penner, Allen Penner, Wade Moore, Wade L. Moore, Creedence Clearwater Revival, Roy Orbison Gitaar, Piano Pop, Blues, Folk, Rock-'n-roll, Jazz
Only Love Can Break A Heart Gene Pitney, Burt Bacharach, Hal David Gitaar, Piano, Elektrische gitaar Pop, Rock, Brill Building Pop, Blues, Jazz
One Bourbon One Scotch One Beer George Thorogood, Lonesome George, John Lee Hooker Piano, Gitaar Boogie Woogie, Blues, Detroit Blues, Pop Rock, Jazz
One moment Susan Bowker, Robert Bowker, Ken Friedrich, Pierluigi Alessandrini Viool, Cello, Piano, Saxofoon, Hoboï, Fluit Jazz, Blues
Open The Door Richard! Dan Howell, Louis Jordan, Dusty Fletcher, John Mason, Count Basie Gitaar, Piano Jazz, Jump Blues, Swing, Stedelijke Blues, Podium & Scherm
On The Sunny Side Of The Street Diego Monteiro, Frankie Laine, Dorothy Fields, Frank Sinatra, Dizzy Gillespie, Nat King Cole Piano, Gitaar, Orgel, Elektronisch keyboard, Trombone, Trompet Broadway, Easy Listening, Country, Pop, Podium & Scherm
Orange Blossom Special Ervin T. Rouse, Chris Gorman, Billy Vaughn, Audrey Snyder, Darren Dailey, Rachel Jennings Baritonhoorn, Bas, Piano, Tuba, Bugel, Basstromboon Traditioneel Land, Pop Rock, Country, Klassiek, Folk
Orangenlied Antje Günther, Henning Gemke Gitaar, Piano New Age, Rock, Klassiek, Folk Wereld en Land, Blues
