In 40 photos, see how the birthday girl (on July 24) went from Jenny from the Block to superstar
Updated: Thursday Jul 23, 2009 | 06:00 AM EDT
By: Cara Lynn Shultz
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Embracing her inner-action hero in a 2005 Kill Bill-style Pepsi ad, Lopez and Beyoncé Knowles kick major butt – and later flirt with David Beckham, who makes a cameo in the clip.
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