You, My Mother

River to River Festival. Brendan Connelly, Karinne Keithley Syers, Rick Burkhardt and Kristen Kosmas collaborate on a two-part chamber opera about mothers and adult daughters, directed by Brooke O'Harra for the rising-star company Two-Headed Calf, with piano-and-percussion quartet Yarn/Wire at the core of a superb pit band. Admission is free, but reservations are recommended; make yours at rivertorivernyc.com.