The Southern Illinois Customs and Classics car show takes place Labor Day at the Saline County Fairgrounds in Harrisburg. Registration runs from 9 a.m. to noon, with the show open from 9 a.m. to 3 p.m. Show entries cost $15, and parking is $5 per car. The event features a 50/50 raffle drawing, giveaway prizes for show entries, music and food vendors.