The Ten Best-Selling Singles of 2009 (WorldWide)

1. Poker Face - Lady Gaga - 9.8 million

2. Boom Boom Pow - Black Eyed Peas - 8.5 million
3. I'm Yours - Jason Mraz - 8.1 million
4. Just Dance - Lady Gaga - 7.7 million
5. I Gotta Feeling - Black Eyed Peas - 7.1 million
6. Love Story - Taylor Swift - 6.5 million
7. Single Ladies (Put A Ring On It) - Beyoncé - 6.1 million
8. Kiss Me Thru The Phone - Soulja Boy Tell'Em - 5.7 million
9. Heartless - Kanye West - 5.5 million
10. Circus - Britney Spears - 5.5 million

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