Complex sentence: He was one of the founding members of the' 60s musical group, The Happenings.All hailing from Paterson, New Jersey, The Happenings had several hit records including "See You in September" and "I Got Rhythm".
Split into simpler sentences: He was one of the founding members of the' 60s musical group, The Happenings. Hailing from Paterson, New Jersey, The Happenings had several hit records including "See You in September" and "I Got Rhythm".