In 2025, Adelaide Chamber Singers is one of many Australian arts organisations celebrating a milestone anniversary. As the choral ensemble approaches its 40th year, it’s planning to celebrate a little differently – its 2025 season is dedicated to you, the audience.

Adelaide Chamber Singers’ Christie Anderson. Photo © Dave Pascoe/ Palms Brand Photography

The heart of ACS’s 2025 season is Celebrate You on 25 October, at the St Peter’s Cathedral, which features a brand new 40-part major work from Carl Crossin, specially commissioned as a sister work to Tallis’s Spem in alium. The program also features works by Mvula, Owain Park, Palestrina, Pärt and more (there’s also an open rehearsal on 14 October for those interested).

“I am incredibly excited by this commission from ACS,” said Crossin. “I was present at the birth of this wonderful ensemble, and I feel very fortunate to be still associated with [it] 40 years later. The opportunity to compose a companion piece… is both a daunting prospect and a...