Previous Format: Christian WCFL New Format: Talk/Rock “The Loop” WLUP Date & Time Of Change: April 29, 1987 at 12:00am More Info: Wikipedia Aircheck Contributed by Frank Davis
Previous Format: CHR New Format: Beautiful Music Date & Time Of Change: March 15, 1976 More Info: Wikipedia, RadioTimeline This clip is not the actual format change, but rather a commercial for WLS to promote the station to soon to be displaced WCFL listeners.