“The Wizard of Oz is one of the most difficult movies I have worked on”, says conductor Emil de Cou. Having spent 20 years conducting film scores, he is no stranger to film music or the Wiz. He was the first to do a live concert format of the Wizard of Oz at (American) National Symphony Orchestra Wolf Trap, the American national park devoted to music, in 2006...
https://www.ludwig-van.com/toronto/2018/02/13/on-the-radar-the-toronto-symphony-orchestra-heads-down-the-yellow-brick-road/