Share This Post Chicago WJMK Relaunches As K-Hits 104.3 Previous Format: Variety Hits “104.3 Jack-FM” New Format: Classic Hits “K-Hits 104.3” Date & Time Of Change: March 14, 2011 at 1:04pm More Info: RadioInsight, Wikipedia //formatchange.com/audio/450.mp3 104.3 Jack-FM Best Of 2011 Chicago Classic Hits K-Hits 104.3 Variety Hits WJMK Share This Post 1 Comment Brady April 18, 2014, 1:34 am The musical timeline is the same used by WCBS-FM during their retrun to classic hits. Apprciate the updated year by year 80’s section. Good pick for the first song, “Beginings” By Chicago (then Transit Authority). Great to hear the classic JAM 80’s CHR jingles back on the air! Reply Leave a Reply Cancel Reply Your email address will not be published. Required fields are marked *CommentYou may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong> Notify me of follow-up comments by email. Notify me of new posts by email.