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In page Les brigands:

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Gilbert was displeased with his own work, which he had created merely to secure the British copyright, and he attempted to prevent its performance in London, without success.[6] He also objected to new songs inserted in the piece but written by another lyricist.[7] Gilbert's arch lyrics pleased operetta audiences, who were delighted to accept a rough-and-tumble pirate band speaking impeccable drawing room English while describing dastardly deeds to gavottes and musical romps in three-quarter time. Many of the characters and situations in the piece are echoed later in Gilbert and Sullivan's The Pirates of Penzance and The Gondoliers.