Mother's Day 2012

Star Moms Over 40

From Tina Fey to Nicole Kidman, see which actresses found motherhood worth the wait

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PENNY LANCASTER

Talk about an early birthday present! Just one month shy of turning 40, Lancaster welcomed her second child with husband Rod Stewart on Feb. 16, a boy named Aiden. "We were thrilled and delighted to be able to tell [our son] Alastair that he was going to be a big brother," the couple said.