iConcerts - Soul - Isaac Hayes - Live in Montreux (2005)br br No matter what your definition of soul is, Isaac Hayes has it. In fact, he was in at the very start of it. His journey from Memphis to Montreux is a mini history of black music, the set he played in 2005 a celebration of a career that saw an early combination of motivation, perseverance and talent reap a lasting reward.