City of Mattoon issued the following announcement on Aug. 13.
Join us in Downtown Mattoon for A SPECIAL FREE CONCERT Lunch & Music free concert series this Saturday August 15 from 11:30- 1:00pm. Joe & Emily take the stage playing playing yesterday and today's Music. Bring your lawn chairs and grab lunch from one of our many Downtown Restaurants. Look for a FREE concert every Friday (weather permitting) all summer. Sponsored by: Mattoon Arts Council, Mattoon Tourism and Sound Source Music.
Original source can be found here.
Source: City of Mattoon