12/02/2012 11:14 am ET

Britney Spears Turns 31: Her 6 Best Music Videos Ever (VIDEOS)

Happy Birthday, Britney Spears!

The singer and "X Factor" judge turns 31 years old on Dec. 2, and in honor of her big day, Celebuzz is taking a look at some of her biggest hits ever — in music video form.

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