Kacey Musgraves has officially dropped a gorgeous new Spanish-language single and music video: «Mi Tesoro», released today (October 23, 2026). The Anatomy of a Tex-Mex Masterpiece: Serving as a lead preview single for her newly announced companion album, Middle of Nowhere Vol. 2: Tex Mex Tapes (dropping January 15, 2027, via Lost Highway Records), «Mi…