She certainly made sure people knew it was her birthday.

And now, the back view:

What is happening? How are there so many cutouts, yet it stays perfectly in place? How does a human woman have a body that looks that good at 46? Is she an alien? A robot? Someone answer these questions! Anyway, here is another great angle of the dress while she is hanging out with French Montana:






It's a Bronx thing !!
A photo posted by French Montana (@frenchmontana) on

Jennifer Lopez has so much confidence she could put a giant Christmas sweater on top of a shower curtain and still look amazing. She could wear sheer, butt-revealing dresses every day, but I'm glad she waited for her birthday to reveal this jaw-dropper.

OK, time to look at more J. Lo butt:

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