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1
Jennifer Lopez -
On the Floor (feat. Pitbull)
Up 1 place. 29 days on the chart
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2
Lady GaGa -
Born This Way
Down 1 place. 39 days on the chart
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3
The Black Eyed Peas -
Just Can't Get Enough
Non-Mover. 25 days on the chart
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4
Jessie J -
Price Tag (feat. B.o.B.)
Up 1 place. 47 days on the chart
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5
Rihanna -
S&M
Down 1 place. 77 days on the chart
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6
Katy Perry -
E.T. (feat. Kanye West)
Up 1 place. 33 days on the chart
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7
Ke$ha -
Blow
Down 1 place. 60 days on the chart
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8
Selena Gomez & The Scene -
Who Says
Non-Mover. 9 days on the chart
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9
Dr. Dre -
I Need a Doctor (feat. Eminem & Skylar Grey)
Up 1 place. 49 days on the chart
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10
Glee Cast -
Loser Like Me (Glee Cast Version)
Down 1 place. 11 days on the chart