Crooner Daniel O'Donnell was the spiritual descendent of clean-cut, wholesome pop icons like Pat Boone and Andy Williams, enjoying a massive fan base among women of all ages. Born in County Donegal, Ireland, on December 12, 1961, O'Donnell was one of five children. His older sister Margo vaulted to national fame in 1968 when her country-inspired single "Dear God" topped the Irish charts, although her success was tempered by the death of their father that same year. As an adolescent, Daniel regularly appeared with Margo on-stage, and in 1980 he quit school to join her band full...