The Iowa State Fair is hinting at another Grandstand concert announcement.On Tuesday they posted a tightly-cropped photo on Facebook, saying "Only one for today. Good luck detectives!" with hashtags including #Grandstand2025.Video above: Iowa State Fair announces two more Grandstand concertsGrandstand officials are expected to make the announcement Wednesday morning. As of Tuesday, five of this year's 11 Grandstand headliners have been announced. See the list below.See our latest Iowa State Fair news here.Iowa State Fair Grandstand lineup so far: Aug. 7-17, 2025Thursday, Aug. 7: Forrest Frank with special guest Lecrae | TicketsFriday, Aug. 8: Parker McCollum with special guest the Josh Abbott Band | TicketsSaturday, Aug. 9: Megan Moroney with special guest Kameron Marlowe | TicketsSunday, Aug. 10: TBAMonday, Aug. 11: TBATuesday, Aug. 12: TBAWednesday, Aug. 13: Hairball | TicketsThursday, Aug. 14: Def Leppard | TicketsFriday, Aug. 15: TBASaturday, Aug. 16: TBASunday, Aug. 17: TBA » Download the free 糖心vlog app to get updates on the go: Apple | Google PlayGet the latest headlines from 糖心vlog