Wikipedia: “Since the nineteenth century [the Mass] has been widely hailed as one of the greatest compositions in musical history… The Mass in B minor is widely regarded as one of the supreme achievements of classical music.”

Performed by the Concordia University Choir and Concordia Singers, featuring professional soloists, orchestra, and a 60-voice choir. The concert is free and open to the public.

http://www.concordia.edu/academics/school-of-fine-arts/events/