Okkervil River - Ol' Dirty Bastard - Old 97's - Old Dead Tree - Old Man's Child - Old Man Gloom - OLD (O.L.D.) - Oleander - Olive - Oliver Magnum - Olivia - Olivia Lufkin - Olivia Newton-John - Omar A. Rodriguez-Lopez - Omarion - Omd - Omen - Omnium Gatherum - On Broken Wings - On The Last Day - On Thorns I Lay - OnceOver - One-21 - The One AM Radio - One Chance - One Dead Three Wounded - One Dollar Short - One King Down - One Less Reason - One Man Army - One Minute Silence - One True Thing - One Voice - One Way System - Onelinedrawing - OneRepublic - Onesidezero - One:Day:Life - Only Crime - Only Living Witness - Onslaught - Onward - Onyx - Oomph! - The Open - Open Hand - Opera Ix - Operation Ivy - Opeth - Ophthalamia -

Top iTunes Downloads

1. It Will Rain - Bruno Mars 2. Sexy and I Know It - LMFAO 3. We Found Love - Rihanna 4. Good Feeling - Flo Rida 5. Ni**as in Paris - Kanye West 6. Moves Like Jagger - Maroon 5 7. Someone Like You - ADELE 8. 5 O'Clock - T-Pain 9. The One That Got Away - Katy Perry 10. Without You - David Guetta 11. The Motto - Drake 12. Stereo Hearts - Gym Class Heroes 13. Pumped Up Kicks - Foster the People 14. Party Rock Anthem - LMFAO 15. Roman In Moscow - Nicki Minaj 16. Young, Wild & Free - Snoop Dogg 17. You Da One - Rihanna 18. Work Out - J Cole 19. Dance - Big Sean 20. Red Solo Cup - Toby Keith 21. I Don't Want This Night to End - Luke Bryan 22. Paradise - Coldplay 23. Headlines - Drake 24. Rolling in the Deep - ADELE 25. Set Fire to the Rain - ADELE

26. You Make Me Feel... - Cobra Starship 27. Take Care - Drake 28. All I Want for Christmas Is You - Mariah Carey 29. Not Over You - Gavin DeGraw 30. Girls Just Want to Have Fun - Glee Cast 31. I Like It Like That - Hot Chelle Rae 32. Marry the Night - Lady GaGa 33. Mistletoe - Justin Bieber 34. Perfect - Glee Cast 35. A Thousand Years - Christina Perri 36. Make Me Proud - Drake 37. Yoü and I - Lady GaGa 38. Mr. Know It All - Kelly Clarkson 39. Super Bass - Nicki Minaj 40. Immigrant Song - Karen O, Trent Reznor 41. Love You Like a Love Song - Selena Gomez 42. Levels - Avicii 43. When We Stand Together - Nickelback 44. Just a Kiss - Lady Antebellum 45. I Kissed a Girl - Glee Cast 46. It Girl - Jason Derulo 47. Domino - Jessie J 48. Fly - Nicki Minaj 49. Tongue Tied - Grouplove 50. God Gave Me You - Blake Shelton

51. If I Die Young - The Band Perry 52. Rumour Has It / Someone Like You - Glee Cast 53. International Love - Pitbull 54. Give Me Everything - Pitbull 55. Rumour Has It - ADELE 56. Blackout - Breathe Carolina 57. Drink In My Hand - Eric Church 58. Rack City - Tyga 59. We Owned the Night - Lady Antebellum 60. I'm the Only One - Glee Cast 61. Talk That Talk - Rihanna 62. Ours - Taylor Swift 63. Strange Clouds - B.o.B 64. Constant Craving - Glee Cast 65. All Your Life - The Band Perry 66. Sail - AWOLNATION 67. Dance - Big Sean 68. Tonight Is the Night - Outasight 69. Easy - Rascal Flatts 70. In the Dark - Dev 71. Tonight Tonight - Hot Chelle Rae 72. All I Want for Christmas Is You - Justin Bieber 73. Crazy Girl - Eli Young Band 74. Haven't Met You Yet - Michael Bublé 75. Shake It Out - Florence

Top Billboard Singles

1. We Found Love - Rihanna 2. Sexy And I Know It - LMFAO 3. It Will Rain - Bruno Mars 4. Moves Like Jagger - Maroon 5 5. Someone Like You - Adele 6. Without You - David Guetta 7. Stereo Hearts - Gym Class Heroes 8. Good Feeling - Flo Rida 9. The One That Got Away - Katy Perry 10. Party Rock Anthem - LMFAO 11. 5 O'Clock - T-Pain 12. You Make Me Feel... - Cobra Starship 13. Pumped Up Kicks - Foster The People 14. Headlines - Drake 15. Ni**as in Paris - Jay Z Kanye West 16. Mr. Know It All - Kelly Clarkson 17. Work Out - J. Cole 18. Dance - Big Sean 19. Fly - Nicki Minaj 20. Super Bass - Nicki Minaj 21. In The Dark - Dev 22. You Da One - Rihanna 23. Give Me Everything - Pitbull 24. It Girl - Jason Derulo 25. Take Care - Drake

26. Not Over You - Gavin DeGraw 27. Just A Kiss - Lady Antebellum 28. I Don't Want This Night To End - Luke Bryan 29. You And I - Lady Gaga 30. Paradise - Coldplay 31. Talk That Talk - Rihanna 32. The Motto - Drake 33. She Will - Lil Wayne 34. We Owned The Night - Lady Antebellum 35. Red Solo Cup - Toby Keith 36. T.H.E. - will.i.am 37. God Gave Me You - Blake Shelton 38. Rolling In The Deep - Adele 39. Make Me Proud - Drake 40. Love You Like A Love Song - Selena Gomez 41. Good Life - OneRepublic 42. Tattoos On This Town - Jason Aldean 43. If I Die Young - The Band Perry 44. Mr. Saxobeat - Alexandra Stan 45. Keep Me In Mind - Zac Brown Band 46. Easy - Rascal Flatts 47. Young, Wild & Free - Snoop Dogg 48. When We Stand Together - Nickelback 49. Baggage Claim - Miranda Lambert 50. A Thousand Years - Christina Perri

51. All Your Life - The Band Perry 52. Party - Beyonce 53. Drink In My Hand - Eric Church 54. Domino - Jessie J 55. Sparks Fly - Taylor Swift 56. Set Fire To The Rain - Adele 57. Lotus Flower Bomb - Wale 58. I Like It Like That - Hot Chelle Rae 59. Marry The Night - Lady Gaga 60. Mistletoe - Justin Bieber 61. Let It Rain - David Nail 62. Rumour Has It / Someone Like You - Glee Cast 63. Brighter Than The Sun - Colbie Caillat 64. You - Chris Young 65. Where Have You Been - Rihanna 66. Nothing - The Script 67. That Way - Wale 68. International Love - Pitbull 69. Blackout - Breathe Carolina 70. Heartbeat - The Fray 71. Marvin & Chardonnay - Big Sean 72. I Got You - Thompson Square 73. Strange Clouds - B.o.B 74. I Like How It Feels - Enrique Iglesias 75. Levels - Avicii