 On 21 October 2004, he and Mould reunited at the benefit concert for Karl Mueller (bassist for fellow Minneapolis stalwarts Soul Asylum), who was then fighting what would turn out to be a losing battle with cancer.Hart recorded his next solo album (and first in a decade), "Hot Wax", in Montreal and Minneapolis.Hart told Britain's "Q" in September 2006, "I'm working on some stuff with the Godspeed You!