Portsmouth Rolling Stones, and Fleetingwood Mac. Numerous musical works are set in the city. "Portsmouth Point" is an overture for orchestra by the English composer William Walton in 1925. The work was inspired by Thomas Rowlandson's etching depicting Portsmouth Point, otherwise known as "Spice Island" in Old Portsmouth. The overture was used for the BBC Proms Concert in 2007. "H.M.S. Pinafore" is a comic opera in two acts set in Portsmouth Harbour, with music by Arthur Sullivan and libretto by W.S. Gilbert. John Cranko's 1951 ballet "Pineapple Poll", which features the operetta music of "The Bumboat Woman's Story" by Gilbert and
Ballet (music) including the likes of Jean-Baptiste Lully and Pyotr Ilyich Tchaikovsky, were predominantly in France and Russia. Yet with the increased international notoriety seen in Tchaikovsky's lifetime, ballet music composition and ballet in general spread across the western world. Until about the second half of the 19th century, the role of music in ballet was secondary, with the main emphasis on dance, while music was simply a compilation of danceable tunes. Writing "ballet music" used to be a job for musical craftsmen, rather than for masters. For example, critics of the Russian composer Pyotr Ilyich Tchaikovsky mentioned his writing of ballet