Leonard Dillon, the leader of pioneering reggae group the Ethiopians, died in Jamaica on Wednesday of lung and prostate cancer. He was 68.Daughter Patrice Dillon says Dillon had been diagnosed with cancer in June and underwent surgery to remove a brain tumor earlier this year. Leonard Dillon began his career using the stage name Jack Sparrow in the early 1960s. He recorded a series of ska songs, including “Bull Whip,” which featured a young Bob Marley on backing vocals. Dillon later formed the Ethiopians, a trio whose best known hits were “Train to Skaville” and “Everything Crash.” He is survived by seven children.