Celebrity Baby Boom

Jeffrey Tambor and Kasia Ostlun
It's boys!
The 'Arrested Development' star and his wife have welcomed twin boys, Hugo Bernard and Eli Nicholas .

Todd Williamson, WireImage

Seal and Heidi Klum
It's a Girl!
Baby Lou Sulola was born on Oct. 9, marking the third child for the 'Project Runway' hostess and the 'Kiss From a Rose' singer. They also have a daughter from Klum's previous relationship, bringing the tally up to 4 kids.

Bauer-Griffin

Bill Hader and Maggie Carey
It's a Girl!
The 'Saturday Night Live' funnyman and his wife welcomed the couple's first child, Hannah Kathryn Hader, on Oct. 6.

Frederick M. Brown, Getty Images

Viveca Paulin and Will Ferrell
Expecting!
Paulin is pregnant with the couple's third son and is due in January.

Kevin Winter, Getty Images

Julie Chen and Les Moonves
It's a Boy! | Sept. 24
'The Early Show' co-anchor and her CBS head honcho husband had their first child together, a boy named Charlie.

Larry Busacca, Getty Images

Ione Skye and Ben Lee
It's a girl!
The actress and the singer/songwriter have welcomed their first child, a daughter named Goldie Priya Lee.

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Jude Law
It's a girl!
The actor is a dad for the fourth time. The mother is Florida model Samantha Burke, with whom Law previously had a relationship. Their daughter Sophia was born on Sept. 22, 2009.

Eamonn McCormack, Wire Image

Freddie Prinze Jr. and Sarah Michelle Prinze
It's a girl! | Sept. 19
The actress, who changed her last name from Gellar to Prinze to prepare for parenthood, gave birth to a daughter, Charlotte Grace.

Claire Greenway, Getty Images

Ellen Pompeo and Chris Ivery
It's a girl! | Sept. 15
Stella Luna Pompeo Ivery is the first child for the couple.

Noel Vasquez, Getty Images

Teresa and Joe Giudice
It's a Girl! | Sept. 14
'The Real Housewives of New Jersey' star welcomed daughter Audriana. This is the fourth child for the couple.

Brian Killian, Getty Images