Lainey Wilson‘s performance of “Country’ Cool Again” was an early highlight of the CMT Music Awards. The lyrics caught fans by surprise. The “Heart Like a Truck” hitmaker showed some swagger as she circled the Moody Center singing her new song. Unless you’ve seen her live, you might not know Wilson could work a stage like that. The 2023 CMA Entertainer of the Year was at her best singing about how the pendulum between traditional and pop country has swung back her way. Related: 2024 CMT Music Awards: See Country Music’s Best From the Red Carpet Wilson wrote the “Country’s Cool Again” lyrics wi…