CONTENDERS:
January: Bruno Mars - Grenade
February: Rihanna - S&M
March: Britney Spears - Hold It Against Me
April: Britney Spears - Till The World Ends
May: Taylor Swift - The Story Of Us
June: Katy Perry - Last Friday Night (T.G.I.F)
July: Rihanna - California King Bed
August: Adele - Someone Like You
September - Maroon 5 ft. Christina Aguilera - Moves Like Jagger
October: Rihanna - We Found Love
November: Avril Lavigne - Wish You We're Here
December: Kelly Clarkson - (What Doesn't Kill You) Stronger