City of East Peoria issued the following announcement on June 20.
Rain has postponed the June 21 Friday Night Lights car event, but it has been rescheduled for 7-10 p.m. Friday, June 28 in The Levee District. Washington Street will be closed off and patio seating will be available at many of the restaurants.
Original source can be found here.
Source: City of East Peoria