O Brother, Where Art Thou?
Music from the Motion Picture (2000)
Songs: I Am a Man of Constant Sorrow - In The Jailhouse Now
O'Bryan
Also known as O'Bryan McCoy Burnette II
Songs: You and I
TJ O'Neill Songs: A Pirate Looks at 40 (& Stick Figure, KBong & Johnny Cosmic)
O.A.R.
Also known as "Of a Revolution"
Songs: Shattered (Turn The Car Around) - That Was a Crazy Game of Poker - Peace
Max Oazo
Songs: Flowers (remix) (& Miley Cyrus & Bonzana)
Frank Ocean
Songs: Nights - Chanel - Bad Religion - Lost - Self Control (& Austin Feinstein)
Odetari Songs: Keep Up
Leslie Odom Jr. Songs: Shape of My Heart (& Josh Groban) - Speak Now (One Night in Miami...)
Ofenbach (DJs)
Songs: Katchi (& Nick Waterhouse) - Overdrive (& Norma Jean Martine) - Wasted Love (& Lagique) - Be Mine - Hurricane (& Ella Henderson)
Oklahoma! (film) Songs: Oklahoma (Gordon MacRae, Charlotte Greenwood, James Whitmore, Shirley Jones & Jay C. Flippen)
Old Songs: Remain (Saleka Shyamalan)
Oldelaf Songs: Et si on chantait (& Monsieur D.) - La tristitude - Le café (& Monsieur D.) - C'est Michel
Mike Oldfield
See also: Sally Oldfield
Songs: Moonlight Shadow (& Maggie Reilly) - To France (& Maggie Reilly) - Shadow on the Wall (& Roger Chapman) - Nuclear (feat. Luke Spiller) - Sailing (& Luke Spiller)
OMC Songs: How Bizarre
Onyx Songs: Slam
The Outsiders (musical)
Songs: Stay Gold (Sky Lakota-Lynch & Brody Grant)
OV7 Songs: Enloquéceme (Lidia Ávila, Kalimba Marichal & Oscar Schwebel) - Shabadaba - Te quiero tanto, tanto
Buck Owens
Buck Owens & His Buckaroos
Songs: Made in Japan - Pfft You Were Gone (Hee Haw Theme) - Keys In The Mailbox - Crying Time (& His Buckaroos) - Rollin' In My Sweet Baby's Arms