Gwen Stefani and Gavin Rossdale are reportedly rekindling their friendship as they collaborate on promoting their son Kingston's music career, which is causing insecurity for Stefani's current husband, Blake Shelton. Sources indicate that Shelton feels uneasy about the growing closeness between Stefani and Rossdale, especially since Stefani once considered Rossdale the love of her life. Despite their past tensions and Shelton's discomfort, insiders note that Stefani and Rossdale's shared pride in Kingston's achievements is helping to mend their relationship after years of awkwardness. Shelton attempts to mask his feelings publicly, but it is clear that the situation is affecting him. The dynamics among the trio remain complicated, with lingering issues from their past marriages adding to the tension. Ultimately, Rossdale's presence will always be part of Stefani's life, and Shelton may need to navigate this ongoing challenge.