It's not easy to walk into a family and find acceptance, especially amid a divorce...but Blake Shelton has torn down the walls when it comes to Gwen Stefani and her three sons. It's been about a year and a half since the country singer and the No Doubt rocker made things official in 2015, but their romance came during a rocky breakup for both Voice coaches. However, things are going well. A source tells US Weekly, "Gwen's kids adore Blake...they think he's so cool!"