Complex sentence: By 1980, the group were known as the best party promoters in Los Angeles; in 1983 its leader Roger Clayton, influenced by the Funkadelic album "Uncle Jam Wants You" changes the group's name to Uncle Jamm's Army.
Split into simpler sentences: By 1980, the group were known as the best party promoters in Los Angeles. In 1983 its leader Roger Clayton, influenced by the Funkadelic album "Uncle Jam Wants You", changed the group's name to Uncle Jamm's Army.