All Grown Up: Child Star Baby Boom

Tia Mowry! Anna Paquin! Hilary Duff! See which famous faces have transitioned from tween idols to proud parents

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ALYSSA MILANO

Since landing the role of Tony Danza's daughter Samantha on the hit '80s sitcom Who's the Boss, Milano has also starred on Charmed. But the 39-year-old actress is currently enjoying the biggest role of her life: mom. She welcomed 4-month-old son Milo in August 2011.