Hollywood's Baby Boom!

 Victoria Beckham
The fashion designer and her soccer player husband David Beckham are expecting baby No. 4. "We are all so happy and very excited!" she tweeted in January. Due this summer, the baby will join brothers Brooklyn, Romeo and Cruz.

 Laila Ali
The world champion athlete and Dancing With the Stars vet is expecting her second child, a girl, with NFL hubby Curtis Conway. "Her name will be Sydney J. Conway," Ali told Us in December. "I've even started buying little outfits for her when I spy them in the sale section."

 Joey McIntyre
The New Kids on the Block singer and his wife Barrett are expecting their third child, a source told Us in December. The couple is already raising two sons, Rhys and Griffin Thomas.

 Kate Hudson
A source confirmed to Us Weekly 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.

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

 Jennifer Connelly
In mid-December, Us broke the news that the He's Just Not That Into You actress and her hubby Paul Bettany were expanding their brood. Connelly is already mom to the duo's 7-year-old son Stellan and 13-year-old son Kai (from her previous relationship with photographer David Dugan).

 Emma Bunton
In November 2010, Baby Spice announced that she and longtime love Jade Jones were becoming parents yet again. "So our family grows, we are so excited to announce we're having our second baby," she tweeted. "Beau's wish for a brother or sister has come true."

 David Schwimmer
The Friends alum -- who secretly wed photographer Zoe Buckman in June -- is gearing up for his next role as a first-time father. The couple "couldn't be more thrilled," his rep told Us in December.

 Melissa Rycroft
The former Bachelor contestant first told Us of her pregnancy in July. Currently expecting a girl with husband Tye Strickland, Rycroft said she's keeping the baby's name under wraps until her January arrival. "The name came to us pretty easily," she teased in November.

 Rachel Zoe
The busy stylist is expecting her first child, a son, with hubby of 12 years Rodger Berman. "I've been asked to slow down," Zoe tells WWD. "But to be totally honest, it's kind of next to impossible when you're planning your show and launching your collection, and in the middle of award season."

 Marion Cotillard
The Oscar winner broke the news to Us that she was expecting her first child with her beau of three years, director Guillaume Canet. The two first worked together in the 2003 French film Love Me if You Dare.

 Drea De Matteo
The former Desperate Housewives actress is currently expecting her second child with fiance Shooter Jennings. Due this spring, the couple's latest addition will join their daughter Alabama Gypsy

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.

 Mariah Carey
The singer is eating for three! Just before Nick Cannon revealed that Carey is expecting twins, he joked that he "didn't even tell my wife I was gonna do this. I'm probably gonna get yelled at for not getting permission!"

 Autumn Reeser
Married to writer-director Jesse Warren since May 2009, the Entourage actress announced her pregnancy on Jimmy Kimmel Live! in December. Reeser later tweeted that Warren even "started a Twitter account for our yet-to-be-born baby...Oh, lord."

 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."

 Jane Krakowski
Engaged for just over a year, the 30 Rock star revealed that she and British-born clothing designer Robert Godley were prepping for a baby. "Both soon-to-be first-time parents could not be happier," the rep told Us in January.

 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.

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.