The NIFI Festival is scheduled to be at Kentucky Speedway on August 28-30. The headliners for the event include Green Day, Miranda Lambert, and Kings of Leon. Here are some of the other performers spread out on three stages: Gov’t Mule, Hank Williams Jr., Brantley Gilbert, Jake Owen, Weezer, Spoon, Flogging Molly, Bleachers, Trace Adkins, … More Inaugural NIFI Music Fest at Kentucky Speedway Announces Acts and Dates