The renown Choir of the Church of St. Andrew and St. Paul is a 45-voice ensemble that includes professional singers and auditioned members from the church and Montreal communities. In addition to providing music for the church’s regular worship services, it also presents concerts and choral services throughout the year, including the annual CBC Christmas Sing-In, a benefit concert for Maison du Parc in collaboration with the Montreal Symphony Players’ Association, and the presentation of a major choral work on Good Friday.