The 30 Rock star is five months along with her second child, her rep confirms to PEOPLE

Tina Fey has some big news to talk about!

During a taping of The Oprah Winfrey Show Wednesday, Fey revealed that she’s expecting her second child.

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The 30 Rock star is five months along, her rep confirms to PEOPLE. Fey and her husband, composer Jeff Richmond, also have a 5½-year-old daughter, Alice.