Music has its own version of catching a home run at a baseball game. It happened in Sydney, when a 21-year-old university student stepped in to save a performance of the movie La La Land with a live orchestra. The band's keyboard player had fallen ill and could not play in the second half. There was no time to find a replacement, so the conductor, Justin Hurwitz, who has won two Oscars for the film's music, asked the audience if there was a pianist in the room. Sterling Nasa answered the call. He played through the whole second half, even making up a solo, without a single mistake in speed or key.
It's a wonderful story. It's amazing that someone in the audience had the reading and playing skills to do it. Could this happen at a classical concert? Yes — it has happened before. The best example comes from the summer of 1974, when the London Symphony Orchestra and Chorus performed Carl Orff's Carmina Burana at the Proms, led by conductor André Previn. The singer Thomas Allen was one of the soloists. During the live radio broadcast, listeners suddenly heard Allen fall into the cello section. He had fainted and was carried off the stage. After a short pause, Previn decided to keep going instead of stopping the concert.
That's when Patrick McCarthy came in. He was a young man who had just finished his music studies and was in the concert hall that night, following the music with his own copy of the score. He had once sung this same part as a student, so he went backstage and offered to help. In a fast and surprising decision, the BBC said yes. McCarthy quickly put on a borrowed jacket, walked onto the stage, and gave the performance of his life. Listeners on the radio were never told what had happened — but his mother, listening at home, recognized his voice right away.
A few days later, when the concert was shown on TV, McCarthy's story became national news. Today, he would probably become famous on social media instead. Back then, he only had a short moment of fame. He called it "a dream-like experience." But that night gave him the confidence to become a singer. He has spent his life since then singing and also conducting choirs and orchestras.
Moments like these happen when something goes wrong during a big concert, breaking down the wall between performers and the audience. The stories of Nasa and McCarthy make headlines, but what's truly amazing is that such stories don't happen more often.
It's only when something goes wrong that we remember how hard it is to perform a classical concert well: a string breaks, a reed cracks, or — most dramatic of all — a soloist starts playing the wrong piece of music. This happened to pianist Maria João Pires, who had prepared the wrong concerto by mistake. As the orchestra began playing, she suddenly realized her error. Somehow, she managed to play Mozart's Piano Concerto No. 20 completely from memory, without a single mistake.
So next time you sit in a concert hall listening to live musicians, remember this: every calm and beautiful moment comes from performers facing constant risk. Things can go wrong at any second. Don't take it for granted — your energy as a listener helps carry them through. And if you ever get the chance, start practicing your own singing or piano now. You never know when your big moment might come, just like it did for Patrick McCarthy and Sterling Nasa.