At St. Andrew's Church, Highland Park, Pittsburgh: In Concert, Sunday evening, March 5, at 7 p.m. Johan Hermans, Concert Organist, Belgium Organist of the Cavaillé-Coll organ at Sacred Heart Church and City Organist of Hasselt, Belgium. This promises to be an exceptional evening of music: a world renowned artist performing on one of Pittsburgh's finest instruments. Suggested donation: $10 St. Andrew's is located at 5801 Hampton Street, corner of N. Euclid Avenue, one block south of Bryant Street and four blocks south of the park, in the East End Pittsburgh neighborhood of Highland Park.