Mozart’s Requiem is one of the most famous classical choral pieces, known for its poignant movements through solemnity, grief, consolation and celebration. Experience the majesty of this masterwork as performed by The Phipps Oratorio Society. $20 for adults; $10 for students and youth. 2 p.m. The Phipps Center for the Arts, 109 Locust St., Hudson; 715.386.8409; thephipps.org.