GWEN STEFANI AND BLAKE SHELTON STEAM IT UP

Gwen Stefani Gwen Stefani and Blake Shelton have both been all smiles since taking their relationship public, and there's a reason for that. A source tells E! News exclusively that the No Doubt singer and the country crooner are getting more and more serious as they continue their relationship. The Voicecoaches have fully immersed each other into their personal lives and it has been doing incredibly well. "Gwen and Blake are steaming up," the source says. "They have been having some great times with each other the past few months and are on the same page of life now. Blake is extremely supportive of Gwen and her kids' transition. Blake is really great with kids and loves being around children. He has a lot of patience." The couple "spend a lot of time together" and are "getting more serious," the source adds. They even jetted to Nashville over the weekend to celebrate theengagement of singer RaeLynn and Josh ...