7 p.m., concert, City Park, Prairie du Rocher. Free. Features George Portz and His Friends of Bluegrass.
noon-4 p.m., blood drive, Jim's Formal Wear, 1 Tuxedo Park, Trenton. Held in the event center. Blood drawn by Central Illinois Community Blood Center.
11 a.m.-4 p.m., blood drive, Millennium room, St. Elizabeth's Hospital, 211 S. Third St., Belleville. Blood drawn by the American Red Cross. Visit www.givelife.org and enter sponsor code stelizabethshospital and then choose an appointment time. Orcall 234-2120, ext. 1374. ID is required to donate.