The Heinz Chapel Choir, the highly-regarded a capella Choir of the University of Pittsburgh, under the direction of Dr. John Goldsmith, will be singing at the 11 a.m. service this Sunday morning at St. Andrew's Episcopal Church, 5801 Hampton Street, between North Highland and North Negley Avenues, one block south of Bryant Street and four blocks south of the park, in the East End Pittsburgh neighborhood of Highland Park. Office # 412 661-1245. To learn more about the Heinz Chapel Choir-- <<http://www.pitt.edu/~heinzcc/>> Bruce Robison