Intérprete: National Youth Choir of Wales

Thierry Fischer and the BBC National Orchestra of Wales presented an eclectic programme, with an exciting première by Simon Holt and the many different facets of 20th century French orchestral music.

Leonard Bernstein’s Mass is massive. And massively odd. I thought I had prepared myself for what was in store before this piece’s Proms debut on Monday, but actually I hadn’t.