Sideshow Theatre Company will present the world premiere of Chicago playwright Calamity West’s The Gacy Play at Theater Wit, 1229 W. Belmont Ave., June 28-July 29.

According to a press release, “Developed with Sideshow over two and a half years, West’s play looks under the floorboards of a nondescript suburban home, and reveals the many ghosts hiding underneath.”

Previews are Saturday, June 23, at 8 p.m.; Sunday, June 24, at 3 p.m.; and Wed., June 27, at 8 p.m. The regular run will be Thursdays, Fridays and Saturdays at 8 p.m.; and Sundays at 3 p.m.

Preview tickets are $20 in advance or pay-what-you-can at the door, and regular-run tickets are $15-$25. See www.theaterwit.org or call the Theater Wit box office at 773-975-8150.