International Gilbert and Sullivan Festival Frank Matcham-designed 900-seat Buxton Opera House. Beginning in 2014, the main stage has been the 1,100-seat Royal Hall in Harrogate, another Matcham-designed theatre. These performances are nearly always accompanied by the "National Festival Orchestra". A review of a 2010 performance noted, "The music was up to [the Festival's] usual high standard, with the orchestra (leader, Sally Robinson) ... giving a superb and sprightly reading of the Overture and score throughout." The Festival also hosts dozens of performances and fringe activities in smaller venues. In Buxton, these included the 360-seat Pavilion Arts Centre. In Harrogate, some fringe performances have been held
Gilbert and Sullivan acting, shunned self-conscious interaction with the audience, and insisted on a standard of characterisation where the characters were never aware of their own absurdity. Gilbert insisted that his actors know their words perfectly and obey his stage directions, which was something new to many actors of the day. Sullivan personally oversaw the musical preparation. The result was a new crispness and polish in the English musical theatre. As Jessie Bond wrote later: "H.M.S. Pinafore" ran in London for 571 performances, the second longest run of any musical theatre piece in history up to that time (after the operetta "Les cloches