THEATER “The Voice of the Prairie,’’ 7:30 p.m., Little Theatre, Jefferson High School. Adults $3.50; students $2.50. “Saving Grace,” dinner theater by the Mount Vernon Community Theatre, held in the Commons, Cornell College, Mount Vernon. Reception 6:30 p.m., dinner 7 p.m., performance 8 p.m. Tickets $15; available at Shepley Pharmacy. Linge Actor’s Showcase presents “Foxfire,” 8 p.m., Theatre Cedar Rapids. Tickets: $10. FAMILY Let’s Talk Month: ‘‘What’s It Really Like to be a Teen Parent (And How to Talk About It),” with a panel of teen parents, 6:30 to 7:30 p.m., Beems Auditorium, Cedar Rapids Public Library. BOOKS Reading/discussion series, ‘‘A Sense of Place,” 7 to 9 p.m., Coralville Public Library. COMEDY Jay Wendell Walker appears at Penguins Comedy Club. Feature act: Vince Vieceli. Performance: 8 p.m. (no smoking; $2 off admission with college ID). Admis sion: $6. IN THE MALLS Old Capitol, Iowa City — The mall will host a craft show CLINIC Venereal disease examination and treatment, 6 to 9 p.m., Linn County Health Department, 501 13th St. NW. Appointment required, call 398-3551. RECYCLING TRUCK The Cedar Rapids recycling truck, at econofoods East, 1800 51st St. NE, from 10 a.m. to 2 p.m. Among the items accepted are: @ Clear glass food containers, cleaned and lids removed. Newspapers (including advertising supplements) bagged in brown paper grocery bags. * Magazines (Saturdays only). » Metals broken down into lengths of three feet or less; cans must be clean, with labels and ends re moved and flattened. ® Some plastics. MEETINGS 12:45 p.m. — East Central Iowa Council of Govern ments, JTPA Office, 1201 Sixth St. SW. 3:30 p.m. — Cedar Rapids Public Library board of trustees, conference room, downtown library. 7 p.m. — Vinton City Council, City Hall. CITYLINE Calendar More Information on CITYLINE’S Calendar of Events (Category 8000): Cedar Rapids, 363-7000; Iowa City, 337-7000.