Mary Stuart Masterson Is Expecting!

Actress Mary Stuart Masterson was thrilled to reveal that she's pregnant with her first child!

The star broke the news to Life & Style last night at the Rainforest Alliance 2009 annual gala in New York City.

"I've been trying to get pregnant for a long time," revealed Mary, who's been married to fellow actor Jeremy Davidson since 2006. "I'm ready, I'm excited!"

While she doesn't know the baby's sex yet, "I'll definitely find out soon," she said. As for decorating the nursery? "I haven't started any of that yet. All of it is internal at this point."