Houston Cecilia Chamber Choir opens its fall season with a concert including John Rutter’s melodic “Requiem” for SATB choir, organ, and small ensemble. Director Gonzalo Ramos will lead the chamber choir with Emily Havens, soprano soloist, and Phyllis Harris, organ, in the lovely acoustics of the sanctuary of Grace Presbyterian Church, 10221 Ella Lee Lane, Houston TX 77042. Freewill offering.