Elmhurst Choral Union and Orchestra present "Heavenly Haydn," sacred music by one of classical music's most cheerful composers, on Sunday, April 6 at 3:00 p.m. in Hammerschmidt Chapel on the campus of Elmhurst College. The concert features Haydn's "Lord Nelson" Mass and Te Deum. ECU is accompanied by a professional orchestra and soloists, under guest conductor Scott Uddenberg. Tickets are $25 adults, $23 seniors, and $10 youth. Tickets are available at elmhurstchoralunion.org, 800-838-3006, or at the door. Elmhurst Choral Union is an auditioned volunteer choir, performing choral masterworks of all eras.