Updated at: 09/24/2013 3:06 PM
(AP) NEW YORK - Kaylee DeFer and Fitz of Fitz and the Tantrums are the proud parents of a baby boy.
The lead singer of the rock band and the "Gossip Girl" actress welcomed Theodore Ignatius Fitzpatrick on Friday. The baby weighed 8 pounds, 13 ounces.
Fitz, whose real name is Michael Fitzpatrick, said the couple had a doula to help with the birth. He said DeFer was "amazing" in the delivery room.
Said Fitz: "I’m so proud of Kaylee ... she is the rock star in the family."
DeFer celebrated her 27th birthday on Monday.
Fitz, 43, has a few weeks at home with his new baby before his band kicks off a U.S. tour in Richmond, Va.
DeFer is working on a TV pilot.
(Copyright 2013 by The Associated Press. All Rights Reserved.)