Tina Fey and Mariska Hargitay are adding to their families!

Tina Fey spilled the news she's preggers during a recent taping of The Oprah Winfrey Show (airing April 12). The 30 Rock star is five months along. Fey and her husband, composer Jeff Richmond, have a 5-year-old daughter, Alice.

Mariska Hargitay announced her similarly good news -- she and hubby Peter Hermann are the proud parents of a baby girl, Amaya Josephine, whom they recently adopted.

"The couple are overjoyed by the new addition to their family. The couple's son, August, is thrilled to have the sister he's always wanted", Hariskay's tells US Weekly.