It's a boy for Nicole Richie and Joel Madden!
"In the middle of night, the very early hours of September 9, 2009 Sparrow James Midnight Madden was born to Nicole Richie and Joel Madden. He weighs 7lbs 14oz. Nicole, Joel, Harlow and Sparrow are all doing well. Thank you for all of your good wishes," the couple wrote on Richie's website.
In January 2008, Richie and Madden welcomed a baby girl, Harlow Winter Kate Madden.