O   | O   | O Fracas   |
O Level   | O Suilleabhain, Micheal   | O Toole, Peter   |
O Yuki Conjugate   | O'Banion, John   | O'Brien, Conan   |
O'Brien, Deke   | O'Brien, Dermot   | O'Brien, Erin   |
O'Brien, Hod   | O'Brien, Michael   | O'Brien, Tim   |
O'Brien-Docker, Ian   | O'Brien-Docker, John   | O'Bryan   |
O'Bryant's Washboard Wonders   | O'Casey, R.   | O'Casey, Sean   |
O'Connell, Helen   | O'Connell, Maura   | O'Connor, Cavan   |
O'Connor, Des   | O'Connor, Hazel   | O'Connor, Kathie   |
O'Connor, Sinead   | O'Connor, Tom   | O'Day, Alan   |
O'Day, Anita   | O'Donnell Roger   | O'Donnell, Al   |
O'Donnell, Daniel   | O'Donnell, Joe   | O'Donnell, Rosie   |
O'Dowd, Barry   | O'Dowda, Brendan   | O'Duffy, Michael   |
O'Farrill, Chico   | O'Flynn, Liam   | O'Gwynn, James   |
O'Hagan, Sean   | O'Halloran Brothers, The   | O'Hara, John   |
O'Hara, Mary   | O'Hara, Mary Margaret   | O'Hara, Maureen   |
O'Hearn Patrick   | O'Jays, The   | O'Kane, John   |
O'Kanes, The   | O'Kaysions, The   | O'Keefe, Danny   |
O'Keefe, Peggy   | O'List, David   | O'Malley, Stephen   |
O'Meara, Jo   | O'Neal, Alexander   | O'Neal, Johnny   |
O'Neal, Shaquille   | O'Neil, Sandy   | O'Riordan, Dolores   |
O'Rouke, Jim   | O'Rourke, Declan   | O'Rourke, Jim   |
O'Sullivan, Daniel   | O'Sullivan, Gilbert   | O, Karen   |
O, Rob   | O-Town   | O. J. Abbott   |
O.A.R (Of A Revolution)   | O.C Roberts   | O.C.   |
O.D, Adrenalin   | O.G.C.   | O.M.D.   |
O.T. Quartet   | O.T.T   | Oak   |
Oak Ridge Boys, The   | Oak, Crooked   | Oakenfull, Ski   |
Oakenshield   | Oakey & Moroder   | Oakley, Gee   |
Oaktown's 3-5-7   | Oasis (Dutch)   | Oasis (Mary Hopkin)   |
Oasis (UK)   | Oasis (US)   | Oates John   |
Oates, Jackie   | Oath, The   | Oats, Wild   |
Oattes Van Schaik   | Obassey, Patty   | Obelisk   |
Obernik, Sam   | Oberon   | Oberst, Conor   |
Obey The Brave   | Obey, Ebenezer   | OBF   |
Obi   | Obie Trice   | Obituary   |
Objayda   | Obliveon   | Obraztsova, Elena   |
Obsession   | Obus   | Ocasek, Ric   |
Occasion, The   | Occasional Few, The   | Occasional Five, The   |
Occasional Project, The   | Occasionally David   | Ocean   |
Ocean Colour Scene   | Ocean Party, The   | Ocean, Billy   |
Ocean, Humphrey   | Oceanic   | Oceansize   |
Ochil Players, The   | Ochs, Phil   | Ockeghem, Johannes   |
Octagon Man, The   | Octave One   | Octavia   |
Octavian   | October Country   | October Tide   |
October, Gene   | Octopus   | Oculus   |
Odd Man Out   | Oddie, Bill   | Odds & Ends   |
Odell, Tom   | Odetta   | Odin   |
Odnoposoff, Ricardo   | Odrich, Ron   | Odyssey   |
Odyssey   | Odyssey, The   | Of Arrowe Hill   |
Of Mice & Men   | Of Monsters And Men   | Of Montreal   |
Ofarim, Esther   | Off   | Off The Wall   |
Off With Their Heads   | OFF!   | Off-Shore   |
Offenbach (Rock)   | Offenbach, Jacques   | Offhooks, The   |
Official Secrets, The   | Offshore   | Offspring   |
Ofshore   | Ofwerman, Rune   | Ogan, Gary & Lamb, Bill   |
Ogdens, The   | Ogdon, John   | Ogdon, John & Lucas, Brenda   |
Ogerman, Claus   | Ogermann, Claus   | Oggum   |
Ogunde, Hubert   | Ogura, Kei   | Oh No   |
Oh No Ono   | Oh Ok   | Oh Well   |
Oh Wonder   | Oh! Polo   | Oh' Dev   |
Oh, Atoms   | Oh, Nadia   | ohGr   |
OHGR WELT   | Ohi Ho Bang Bang   | Ohio Express   |
Ohio Players   | Ohlsson, Garrick   | OHM   |
Ohno, Shunzo   | Ohno, Yuji   | Ohnuki, Taeko   |
Oi Polloi   | Oil Seed Rape   | Oingo Boingo   |
OISIN   | Oïstrakh, David   | Oïstrakh, David & Igor   |
Oïstrakh, Igor   | Oizone   | Ojo, Dele   |
OK Go   | OK Jive   | Okay Temiz   |
Okereke, Kele   | Okino, Shuya   | Okino, Yoshihiro   |
Okkervil River   | Okosun, Sonny   | Ol Dirty Bastard   |
Oladimeji & His Talking Drum   | Olatunji, Babatunde   | Olavide, Begoña   |
Olay, Ruth   | OLD   | Old And In The Way   |
Old Crow Medicine Show   | Old Fashioned Love   | Old Gold   |
Old Man River   | Old Metropolitan Band   | Old Mole Band, The   |
Old Pete & John Christie   | Old Skool Orchestra   | Old Skull   |
Old Swan Band, The   | Oldfield, Harry   | Oldfield, Mike   |
Oldfield, Natasha   | Oldfield, Sally   | Oldfield, Terry   |
Oldham Tinkers, The   | Oldham, Andrew Loog   | Oldham, Will   |
Oldland Montano   | Oldland, Misty   | Ole Ole   |
Oleander   | Olenn, Johnny   | Olevsky, Julian   |
Oli Max & D.J. Shapps   | Oli.P   | Olive   |
Olive Juice   | Olive, Brian   | Olivelawn   |
Oliver   | Oliver Books calendars   | Oliver Dawson Saxon   |
Oliver Naylor's Seven Aces   | Oliver, David   | Oliver, Frankie   |
Oliver, Graham   | Oliver, King   | Oliver, Mickey   |
Oliver, Sy   | Oliveri, Nick   | Olivia De Havilland   |
Olivia Tremor Control, The   | Olivier, Laurence   | Olivor, Jane   |
Ollie & Jerry   | OLO Worms   | Olsen, Angel   |
Olsen, George   | Olsher, Lesley   | Olson, Mark   |
Olsson, Kai   | Olsson, Mats And His Orchestra   | Olympia Dukakis   |
Olympic Bouzouki Group, The   | Olympic Lifts   | Olympic Runners   |
Olympic World   | Olympics, The   | Om   |
Omar   | Omar And The Howlers   | Omarion   |
Omartian, Michael   | Omartian, Michael And Stormie   | OMC   |
Omega   | Omega Amoeba   | Omega Tribe   |
Omen   | Omen III   | Omerta   |
Omi, Sonik   | Omni Trio   | Omowura, Ayinla   |
Omsk Russian Ensemble, The   | On Offs, The   | On Parole   |
On The One   | On The Seventh Day   | On The Speakers   |
On Trial   | On/Off   | Once & Future Band   |
Once Again   | Once Blue   | Onda Del Futuro   |
One   | One 2 Many   | One Blood   |
One Day As A Lion   | One Dove   | One God Universe   |
One Hand One Heart   | One Hundred Ton And A Feather   | One Hundred Words For Snow   |
One II One   | One In A Million   | One Lady Owner   |
One Minute Silence   | One More Time   | One Nation   |
One Night Only   | One O'Clock Gang   | One The Juggler   |
One Thousand Violins   | One Three, The   | One To One   |
One Trive   | One True Voice   | One Word   |
One, Act   | One, Arkestra   | One, As   |
One, Bold   | One-Eyed Jacks   | Oneida   |
Onelinedrawing   | Oneness Of Juju   | Oneohtrix Point Never   |
OneRepublic   | Ones, The   | OneTwo   |
Ong, Olivia   | Onionhead   | Only Child   |
Only If You Call Me Jonathan   | Only Lonely   | Only Ones   |
Only Real   | Ono, Kim   | Ono, Seigen   |
Ono, Yoko   | Onom Agemo & The Disco Jumpers   | Onono, Ben   |
Onset, The   | Onslaught   | Onuora, Oku   |
Onward International   | Onyeabor, William   | Onyeka The Torch   |
Onyx   | Onyx, The   | Ooberman   |
Oomph   | Oosterhuis, Trijntje   | Oozay   |
Oozing Wound   | Opa   | Opal   |
Opal Butterfly   | Opaz   | OPE   |
Opel, Jackie   | Open Hand   | Open In Obscurity   |
Open Mind, The   | Open Road   | Open Sky   |
Open, The   | Operahouse   | Operation Ivy   |
Operator Please   | Operators, The   | Opeth   |
OPM   | OPM (Disco)   | Oporto   |
Opossom   | Oppenheimer   | Opposition   |
Opsahl & Lindstedt   | Optic Eye   | Optimist Club   |
Optimistas, Los   | Optimum Wound Profile   | Optimystic   |
Opus   | Opus '88   | Opus Dead   |
Opus III   | Opus Int Music Ltd   | Or-N-More   |
Ora   | Ora, Rita   | Orabge   |
Oraisòn, Jorge   | Oral Exciters, The   | Oram, Daphne   |
Orange Alabaster Mushroom, The   | Orange And Blue   | Orange Bicycle, The   |
Orange Blossom Sound   | Orange Can   | Orange Deluxe   |
ORANGE GOBLIN   | Orange Juice   | Orange Lights, The   |
Orange Peel   | Orange Power   | Orange, Richard   |
Oranger   | Orans   | Orb   |
Orbidöig   | Orbison, Roy   | Orbit, William   |
Orbital   | Orbo Equitum Solis   | Orca   |
Orch. Of The Amsterdam Phil.   | Orchard, Pat   | Orchestra Baobab   |
Orchestra Filarmonica Di Roma   | Orchestra Folklore Di Romagna   | Orchestra Luna   |
Orchestra Makassy   | Orchestra Of St. James, The   | Orchestra Of The Opera-Comique   |
Orchestra Tango Cafe   | Orchestra, Peace   | Orchestre De L'Association   |
Orchestre De L'O.R.T.F.   | Orchestre De La Suisse Romande   | Orchestre De Monte Carlo   |
Orchestre Eddie Roger   | Orchestre Jazira   | Orchestre T.P.O.K. Jazz   |
Orchid   | Orchids (60S), The   | Orchids, The   |
Ordeal, DJ   | Order Of Apollyon, The   | Order, Bogus   |
Ordinary Boys, The   | Ordinary Man   | Oregon   |
Orellana, Raúl   | Oren, Peter   | Orexis   |
Orff, Carl   | Orford, Martin   | Organ, The   |
Organisation   | Organisms   | Organization   |
Organized Konfusion   | Organum   | Orgazmo   |
Orgone Box   | Orgy   | Orianthi   |
Orielle   | Oriental Wind   | Origin   |
Origin Unknown   | Origin, The   | Original Bedroom Rockers   |
Original Cast Recording   | Original Concept   | Original Dixieland Jazz Band   |
Original Mirrors   | Original Sound Track, The   | Original Soundtrack   |
Original Surfaris   | Original Trinidad Steel Band   | Original Tuxedo Jazz Band, The   |
Original, The   | Originals, The   | Orioles, Felders   |
Orioles, The   | Orion (Elvis)   | Orion (Ryan Adams)   |
Orion The Hunter   | Orkest, Metropole   | Orkestra   |
Orla Wren   | Orlando (60s)   | Orlando (90s)   |
Orlando Johnson & Trance   | Orlando Quartet   | Orlando, Tony & Dawn   |
Orleans   | Orlons, The   | Orme, Le   |
Ormonde Folk, The   | Ornadel, Cyril   | Ornament   |
Ornamental   | Orozco, Rafael   | Orphan Egg   |
Orpheus   | Orphic Soop   | Orquesta De Antonio Bustamante   |
Orquesta Española De Baile   | Orquesta Tipica Union Sanluise   | Orquestra Casino De Sevilla   |
Orquestra Sinfônica Brasileira   | Orr, Benjamin   | Orrall, Robert Ellis   |
Orrico, Stacie   | ORS   | Orson   |
Orson Family, The   | Ortega, Jeannie   | Ortiz, Cristina   |
Ortolani, Riz   | Orton, Beth   | Orwell, Paul   |
Ory, Kid   | Ory,Kid And Allen, Red   | Oryema, Geoffrey   |
Orzabal, Roland   | Os Brasileiros   | Os Caretas   |
Os Diagonais   | OS Mutantes   | Os Originais Do Samba   |
Osa, Sigbjørn Bernhoft   | Osborne & Giles   | Osborne Brothers, The   |
Osborne, Jeffrey   | Osborne, Joan   | Osborne, Mike   |
Osborne, Mike & Tracey, Stan   | Osborne, Paul   | Osborne, Tony   |
Osbourne, Johnny   | Osbourne, Ozzy   | Osby, Greg   |
Oscar   | Oscar & Eugene Wright   | Oscar D' León   |
Oscar Peterson & Milt Jackson   | Oscillation, The   | Ose   |
OSH   | Oshik Levy & Naftaly Alter   | OSI   |
Osibisa   | Osipov Academic Russian Folk O   | Osiris   |
Oskar, Lee   | Oslin, K.T.   | Oslo Philharmonic Orchestra   |
Osmond Boys   | Osmond, Donny   | Osmond, Jimmy   |
Osmond, Marie   | Osmonds, The   | Osmosis   |
Osorio, Jorge Federico   | Ossian   | Ossie & The Upsetters   |
Osterman Weekend, The   | Ostrogoth   | Osymyso   |
Otep   | Other Half, The   | Other Ones (80S), The   |
Other Ones, The   | Other People   | Other Two, The   |
Othermothers, The   | Others [1960S], The   | Otherwise   |
Otis & The King Pins   | Otis Johnny   | Otis Williams And His Charms   |
Otis, Byron   | Otis, Ed & Ben   | Otis, Shuggie   |
Ottawan   | Ottewell, Ben   | Otway & Barrett   |
Otway John   | Ou Est Le Swimming Pool   | Ouch   |
Oui 3   | Ouida & The Numbers   | Ounsworth, Alec   |
Our American Cousins   | Our Broken Garden   | Our Daughters Wedding   |
Our Favourite Band   | Our Future Feelings   | Our Girl   |
Our Heaven   | Our Kid   | Our Lady Peace   |
Our Lunar Activities   | Our Tribe   | Ousset, Cécile   |
Out Of Darkness   | Out Of My Hair   | Out Of The Blue   |
Out Of Your Mouth   | Out With Mummy   | Out, Papercut   |
Out, The   | Out-Phaze   | Outcasts   |
Outcry Collective   | Outer Limits   | Outer Limits, The   |
Outfield   | Outhere Brothers, The   | Outkast   |
Outlander   | Outlandish   | Outlaw Blues Band, The   |
Outlaw, Sam   | Outlaws, The (Country)   | Outlaws, The (UK)   |
Outlaws, The (US)   | Outline, The   | Outloud   |
Outnumbered, The   | Outpatience, The   | Outrage   |
Outrider   | Outside   | Outsiders (Punk), The   |
Outsiders, The   | Outsiders, The   | Outsiders, The   |
Outsiders, The (US)   | Outskirts Of Infinity   | Outskirts, The   |
Ova   | Ovary Lodge   | Overall, Kassa   |
Overdraft, The   | Overkill   | Overlanders, The   |
Overload, Honcho   | Overload, Shifty   | Overlord   |
Overlord (Punk)   | Overlords, The   | Overmono   |
Override   | Overstreet, Tommy   | Overtones, The   |
Owen   | Owen And Leon   | Owen, Mark   |
Owen, Michael   | Owen, Ray   | Owen, Reg   |
Owen, Sid & Patty Palmer   | Owens, Buck   | Owens, Frank   |
Owens, Jack   | Owens, Jamie   | Owens, Jimmy   |
Owens, Robert   | Owens, Tim 'Ripper'   | Owens, Tony   |
Owl Service, The   | Owls   | Oxbow   |
Oxfam Glamour Models   | Oxford Nights, The   | Oxford, Vernon   |
Oxide Neutrino   | Oxley, Louie   | Oxley, Tony   |
OXO   | Oxy And The Morons   | Oxym   |
Oyster Band, The   | Oysterband   | Oysterhead   |
Oyuugi Wagamama Dan X PaRADEiS   | OZ Magazine   | Ozark Mountain Daredevils, The   |
Ozo   | Ozomatli   | Ozone   |
Ozone, Makoto   | Ozric Tentacles   | Ozu, Masahiko   |
Ozzie Warlock And The Wizards   |