“It looks like Gwen Stefani has babies on the brain!

A source exclusively tells In Touch that she and beau Blake Shelton are taking steps to give her three sons a baby sister!

‘Gwen is freezing her eggs because she wants to have a baby with Blake,’ the source says of the 46-year-old.”

Read the full story: http://www.intouchweekly.com/posts/gwen-stefani-blake-shelton-baby-95449