The Chicago Antiques + Art + Design Show An early-buying preview party benefiting the Illinois Executive Mansion Association will be held Thursday evening, May 18, from 6 to 9 p.m. Hosted by Honorary Chair Governor James R. Thompson, the opening night party will offer cocktails, hors d' oeuvres, live music, and an opportunity for serious collectors to shop the show before it opens to the general public on Friday through Sunday. Preview tickets are $500 per person for the Collectors Circle with entry at 6pm and $150 per person with 7pm entry. Tickets include a show catalog and return entry all weekend. Click Here for opening night tickets. The Illinois Executive Mansion Association is a private, charitable corporation created in 1972. Its non-profit board aims to preserve and oversee the restoration of the People's House in Springfield. That mission has never been more urgent and important than it is today.