By Damian Thompson
This is quite extraordinary. The wonderful Maria João Pires is ready to play a Mozart piano concerto with the Amsterdam Concertgebouw conducted by Riccardo Chailly, only to hear the orchestra begin playinganother Mozart concerto – no 20 in D minor, K466, not what she was expecting or had prepared for. Can you imagine her horror? You'll have to watch the film below to find out what happened next.