Hollywood’s Baby Boom!

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Kate Hudson

A source confirmed to Luxury Handbag Shopping in January that the Bride Wars actress is pregnant with her rocker boyfriend Matthew Bellamy's baby. "It was not planned, but they are excited and embracing it," the insider says.

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Carrie Prejean

"We are just so excited," the controversial beauty queen, who wed Oakland Raiders quarterback Kyle Boller in July, told FOX411.com in November. "I'm due in May on my grandmother's birthday. She recently passed away, so that's very special to us."

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Jewel

In January, the "Who Will Save Your Soul" singer and co-host of Bravo's Going Platinum confirmed she and hubby Ty Murray are going to be first-time parents. "Ty and I are so excited!" she tweeted.

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Natalie Portman

The Black Swan star shocked fans in December when she revealed she was pregnant and engaged to choreographer Benjamin Millepied. "I have always kept my private life private," she told Entertainment Weekly. "But I will say that I am indescribably happy and feel very grateful to have this experience."

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Tia Mowry

Us broke the news that actress and her hubby of two years, actor Cory Hardrict, will welcome their first child on July 3. Mowry's pregnancy will be documented by the Style Network for a show to air later this year.

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Pink

Though she doesn't yet know her first-born's gender, the singer says she and husband Carey Hart are already arguing over names. "I'm all about meaning, and Carey feels like he had a girl's haircut and a girl's name, and he doesn't want our kid to have a weird name," she explained.