Jessica Simpson's Son and Baby Daughter Star in New Sibling Snap

Jessica Simpson and Husband Eric Johnson Welcome Daughter Birdie

Jessica Simpson, Eric Johnson Sweetest Moments With Their Kids

Jessica Simpson Photographs 'Hot Dad' Eric Johnson Holding Daughter Birdie

Jessica Simpson's 'sweet, handsome, incredibly talented' son turns eight with baseball-themed party

Jessica Simpson and husband Eric Johnson celebrate 'adorable' daughter Birdie Mae's 4th birthday

Jessica Simpson Shares Sweet Photo of Daughter Birdie, 4, and Their Pet Dog: 'My Sugar Cookies

Jessica Simpson Shares the Sweetest Family Snaps Celebrity moms, Celebrity twins, Jessica simpson

Jessica Simpson Talks Parenting Three Kids Age 7 and Under

Jessica Simpson Posts Snapshots with Mini-Me Daughter Maxwell

Jessica Simpson Shares Adorable Glimpse at Her Family's Spring Break

Jessica Simpson Baby Birdie Photos

Jessica Simpson Reveals Her Family's 'Different Kind of Easter

Is this the cutest baby photo ever? Jessica Simpson's adorable baby snap goes viral

Jessica Simpson shocks fans with new picture of eldest daughter