This rendition of composer Leonard Bernstein's "Theatre Piece for Singers, Players and Dancers," presented at the Vatican's 2000 Jubilee, combines the traditional and the contemporary with dazzling results. More than 200 performers, including a classical orchestra, jazz and rock bands, a chorus, vocal soloists, dancers, spoken-word artists and even a kazoo ensemble, deliver a virtual history of musical styles in one unparalleled production.