Under the golden lights of Nashville’s Bridgestone Arena, history was written in music and tears. Dolly Parton and Kenny Rogers stood hand in hand, their voices blending in “Islands in the Stream” for the very last time. Fans knew it was Kenny’s farewell, but nothing could prepare them for the raw emotion on stage — Dolly’s tears, Kenny’s shaky but powerful voice, and the overwhelming sense that an era in country music was closing forever…