Matthew W. Allen

Leslie's bachelorette party is ruined after councilman Jamm backs out of a promise

Chief Boden (Eamonn Walker) finds himself in the middle of a fiasco concerning a female neighbor (guest star Ilfenesh Hadera), who he believes is setting him up. Severide (Taylor Kinney), who is still on probation from his altercation with Captain Patterson (guest star Brian While), receives a surprise visit from his father (guest star Treat Williams.)

Tom Kane cements his mayoral legacy with a lavish ceremony celebrating the groundbreaking of the new modernized O'Hare terminals.