Country Music on Instagram: "Their chemistry was still the same 🥹 In 2002, Johnny Cash and June Carter Cash shared their final performance together, singing their iconic duet Jackson during a live appearance that felt more like a victory lap than a concert moment. By this point, both were in fragile health, but the chemistry that defined their careers—and their marriage—was still unmistakable. Even with age in their voices, the playful back-and-forth that made “Jackson” famous remained intact.