is gearing up for its new era after saying goodbye to stalwart coach Blake Shelton last season, with the new batch of coaches flashing big smiles in their first group photo for season 24. Shelton's wife, Gwen Stefani, appears alongside fellow coaches Niall Horan, Reba McEntire and John Legend in the new pic from the set, with show host Carson Daly also joining the group. «Calling all fans to the stage!,» reads the official photo caption, noting that season 24 will debut on Sept. 25 at 8 p.m.