Jennifer Lopez Films in New York

The Back-Up Plan, which hits theaters next year, tells the story of a single woman (Zoe, played by Lopez) who decides to get artificially inseminated in response to her ticking biological clock. Sound familiar? Jennifer Aniston has filmed a similar movie called The Baster

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Lopez, 39, recently revealed that she takes her twins Max and Emme to work with her.

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“I bring the babies to work with me,” she told Entertainment Tonight. “I love it

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Honestly, one of the best days of my life was the first day back working on this film — I wanted to do this film really badly — and bringing my babies with me that morning.

Jennifer Lopez photo

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I was like, ‘Oh my God, they’re with me, I’m making a movie, they’re here!’ It’s great having kids on set. It’s the best.