updated 07/19/2011 AT 2:00 PM ET
•originally published 03/21/2012 AT 1:35 PM ET
Reese Witherspoon turns 36 on Thursday, but she’s already received the gift she’d long hoped for: a new baby is on the way!
After weeks of speculation – whipped up after the actress sported a series of loose, bump-concealing frocks – several Witherspoon pals confirm that yes, the Oscar winner and her husband of almost one year, Hollywood talent agent Jim Toth, are expecting their first child together.
“They are both thrilled,” a friend tells PEOPLE.