Gwen Stefani’s son Zuma recently made his country music debut at Blake Shelton’s bar, Old Red, showcasing his talent with performances of Zach Bryan’s hits "Oklahoma Smoke Show" and "Revival." Proud mom Gwen watched from the crowd as her 15-year-old son followed in Blake’s country music footsteps, continuing a family legacy of musical talent. Let’s watch the video to see Zuma's debut and what else is in store for the rising star…