"My husband and I welcomed our beautiful, healthy baby boy to this world this morning! Biggest joy of my life!!! #lovemykid" the actress tweeted Tuesday. "PS and his name is ... Sebastian Zincone :) )) Love him more than life itself!! #whatafeeling !!!"
The 34-year-old "Rock of Ages" and "Watchmen" actress married Italian drummer Roberto Zincone in 2007.
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