The Heinz Chapel Choir of the University of Pittsburgh will be off soon for a spring tour of performances in the United Kingdom, but before their departure they will be offering a free "preview" concert of what they will sing "across the Pond" -- on Monday evening, May 1, at 7 p.m., here in Highland Park at St. Andrew's Church, 5801 Hampton Street.  All are invited!  Click on the Youtube Link below to see what's on tap!