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Yoon Jong Shin's label Mystic Entertainment confirmed the news by stating, "Yoon Jong Shin has continuously worked with idol singers for his monthly project. We're excited to see what kind of synergy he'll create with Ken." 

Ken has previously shown off his vocal prowess through singing programs like 'Mystery Music Show Mask King" and "Duet Song Festival". While keeping an eye out for Ken and Yoon Jong Shin's collab, take a look at the teaser image below!