11. Kesha & 3Oh!3 - Blah Blah Blah (◄R)

12. Lady Gaga & Beyoncé - Telephone (▲2)

13. Justin Bieber & Ludacris - Baby (◄R)

14. David Guetta & Akon - Sexy Chick (▼2)

15. Timbaland & Justin Timberlake - Carry Out (◄R)

16. B.O.B. & Bruno Mars - Nothin' On You (▲5)

17. Orianthi - According To You (◄R)

18. Kris Allen - Live Like We're Dying (▲1)

19. The Script - Breakeven (▲3)

20. Iyaz - Replay (▼4)

21. Black Eyed Peas - I Gotta Feeling (▼1)

22. New Boyz & Ray J - Tie Me Down (▲4)

23. Jay-Z & Alicia Keys - Empire State Of Mind (▼5)

24. Adam Lambert - Whataya Want From Me (▲4)

25. One Republic - All The Right Moves (▲9)

26. Timbaland & Drake - Say Something (▲6)

27. Jay Sean & Sean Paul & Lil Jon - Do You Remember (▼2)

28. Michael Buble - Haven't Met You Yet (▲5)

29. Boys Like Girls & Taylor Swift - Two Is Better Than One (◄R)

30. Jay Sean & Lil Wayne - Down (▲1)

31. Taylor Swift - Today Was A Fairytale (▼7)

32. Owl City - Fireflies (▼2)

33. Taylor Swift - You Belong With Me (▲2)

34. Rihanna & Young Jeezy - Hard (▼7)

35. Jason Derulo - Watcha Say (▲1)

36. Artists For Haití - We Are The World 25 For Haití (▼30)

37. Jay-Z & Swizz Beatz - On To The Next One (▲4)

38. Josh Turner - Why Don't We Just Dance (▲1)

39. John Mayer - Heartbreak Warfare (▲9)

40. Usher & Plies - Hey Daddy (Daddy's Home) (▲7)

41. Daughtry - Life After You (▲5)

42. Kelly Clarkson - Already Gone (◄R)

43. Selena Gomez & The Scene - Naturally (▼6)

44. Kings Of Leon - Use Somebody (◄R)

45. Drake & Kanye West & Lil Wayne & Eminem - Forever (▼7)

46. Ludacris & Nicki Minaj - My Chick Bad (►E)

47. Alicia Keys - Try Sleeping With A Broken Heart (▼2)

48. Black Eyed Peas - Meet Me Halfway (▼5)

49. Lady Gaga - Paparazzi (▼9)

50. Blake Shelton & Trace Adkins - Hillbilly Bone (▲6)

▲ = sube / ▼ = baja / ► = entra / ◄ = repite.