Complex sentence: Jarreau is perhaps best known for his 1981 album "Breakin' Away", for having sung the theme song of the late--1980s television series "Moonlighting", and as a performer in the 1985 charity song "We Are the World".
Split into simpler sentences: Jarreau is perhaps best known for his 1981 album "Breakin' Away". He also sang the theme song of the late-1980s television series "Moonlighting", and was among the performers on the 1985 charity song "We Are the World".