in 1967, previn became conductor of the houston symphony orchestra and in 1968 conductor of the london symphony orchestra. he stayed with the lso for eleven years. his television series "andré previn's music night" helped to make classical music popular in britain. from 1976 to 1984, previn was conductor of the pittsburgh symphony orchestra (pso), with whom he made another television series called "previn and the pittsburgh". he was also principal conductor of the royal philharmonic orchestra.