Colin Davis got his big break in 1959 when Otto Klemperer fell ill and he took his place at the Royal Festival Hall to conduct a concert performance of Mozart's Don Giovanni, with Elisabeth Schwarzkopf and Joan Sutherland.

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It relayed Mozart's masterpiece Don Giovanni to the 18-strong Picturehouse chain and plans further broadcasts this year.

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Because, before a Beethoven symphony, Mozart's ''Don Giovanni'' or Wagner's ''Tristan and Isolde, '' all human beings are equal.

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Mozart used trombones for this purpose in his operas The Magic Flute and Don Giovanni, and he included a prominent trombone solo in his Requiem.

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