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The Back-up Plan (previously known as Plan B) is a 2010 American romantic comedy film directed by Alan Poul, starring Jennifer Lopez and Alex O'Loughlin. The film follows a woman aiming to be a single mother through planned pregnancy, but soon falls in love with a man who wants to father her unborn children. It was released theatrically in the United States on April 23, 2010, by CBS Films. The Back-up Plan garnered negative reviews from critics who praised Lopez's performance but criticized the generic script. It was a box-office success, grossing $77.5 million against a production budget of $35 million.