The Chicago division of Big City Radio offered some of the more interesting programming on the Windy City’s radio dial. However, three times, a format they debuted on one of their sets of suburban frequencies (103.1 or 92.7/92.5) ended up being copied and presented in a different form on a full signal in the market. WXXY and WYXX brought the “Jammin’ Oldies” format to Chicago, but AMFM (now Clear Channel) decided to debut its own “Jammin Oldies” on the powerful 103.5 FM. This led to the debut of “The 80’s Channel, 103.1 WXXY” on the 103.1 duo, in August 1999. Many considered The 80’s Channel to be the best-implemented version of the all-1980’s format, not only because of its willingness to play diffferent styles of 80’...