The Boston Orchestra is one of the most renowned orchestras in the world. It is comprised of four key members: POPS, OZAWA, ORR, and TEA. POPS stands for the Boston POPS Orchestra, which is a light classical orchestra that was founded in 1885. OZAWA is Seiji Ozawa, a Japanese conductor who served as the Music Director of the Boston Symphony Orchestra from 1973 to 2002. ORR is John Orr, an American conductor who served as the Music Director of the Boston POPS Orchestra from 1979 to 1995. TEA stands for the Tanglewood Festival Chorus, which is a chorus affiliated with the Boston Symphony Orchestra.