Today the pop star, wife and mom turns 31-years-old. From her days in Destiny’s Child to her transformation into Sasha Fierce, here’s a look at five of her best looks over the years.

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A young Beyonce shows some leg during her Destiny’s Child days at the 2001 MTV Movie Awards.

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Less than a year after their wedding, Beyonce plays it casual alongside her husband at the 58th NBA All-Star Game during the 2009 NBA All-Star Weekend.

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Beyonce channels Tina Turner in her legendary Glastonbury performance in 2011.

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Beyonce shows off her baby bump for the first time at the 2011 MTV Video Music Awards.

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Beyonce was the talk of the Metropolitan Museum of Art Costume Institute Gala this past May with her see-through number demonstrating that she still remains a fashion icon.

-Annie Reuter, CBS Local