Jennifer Lopez Joins ‘What To Expect When You’re Expecting’ Cast

First Published: June 28, 2011 2:48 PM EDT Credit: Getty Images

LOS ANGELES, Calif. -- Caption Jennifer Lopez arrives at “American Idol” season 10 finale results show held at Nokia Theatre LA Live on May 25, 2011 in Los AngelesJennifer Lopez is about to adopt a baby from abroad – on the big screen that is!

The star will join Cameron Diaz in the upcoming film adaptation of top-selling pregnancy guide from authors Heidi Murkoff and Sharon Mazel, “What To Expect When You’re Expecting,” Lionsgate announced on Tuesday.

J.Lo will play Holly, a woman who adopts a baby from overseas after having trouble conceiving with her husband.

The 41-year-old mother of twins will start shooting the movie this summer, which is expected to hit theaters on Mother’s Day Weekend 2012.

The triple-threat was last seen on the big screen in 2010’s “The Back-up Plan,” where she played a woman who has a baby through artificial insemination, the same day she bumps into the love of her life, played by “Hawaii Five-0’s” Alex O’Loughlin.

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