J.Lo at 40: How a Diva Was Made!

In 40 photos, see how the birthday girl (on July 24) went from Jenny from the Block to superstar

WHAT A FEELIN'!

Paying homage to the iconic film Flashdance in her video for 2002's "I'm Glad," Lopez performs similar routines and wears similar outfits as Jennifer Beals did in the 1983 movie. The recreation of the Flashdance scenes led Maureen Marder (whose life inspired the original film) to sue, but the lawsuit was later dismissed.