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Allegri's Miserere is most famous as the piece, which, by papal decree, could be performed only in the Sistine Chapel, but which the 14-year-old ...Show synopsisAllegri's Miserere is most famous as the piece, which, by papal decree, could be performed only in the Sistine Chapel, but which the 14-year-old Mozart transcribed from memory after hearing it, according to his father. Peter Philips, the director of the mixed ensemble the Tallis Scholars, wrote in the program notes that the Miserere was performed in the Sistine Chapel with extensive ornamentation, which, in the years since it became broadly available, has become standard performance practice. The Tallis Scholars perform two versions, one with the standard ornamentation, and a second, even more elaborately ornamented version. Given the simplicity and relative austerity of Allegri's original, and the amount of repeated material, the ornamentation provides the variety that gives the piece much of its interest. The performance by a mixed choir is not historically authentic, but the Tallis Scholars' rounded and burnished sound is gorgeous, and there's no sense demanding that every performance of Renaissance...Hide synopsis