updated 07/14/2011 AT 11:00 AM ET
•originally published 02/18/2013 AT 2:05 PM ET
There’s another pea joining the pod.
“Josh & Me & BABY makes three!!!” she Tweeted.
This will be the first child for the couple, who wed in January 2009 in Malibu.
Both Fergie, 37, and Duhamel, 40, have been clear about their desire for children – but kept the timeline open.
It seems the time has arrived.
Fergie (@Fergie) February 18, 2013