Moon Chae Won and Lee Seung Gi to appear on upcoming episode of 'Running Man'

In celebration of the new year, on-screen couple Lee Seung Gi and Moon Chae Won was recently spotted filming for the upcoming episode of SBS' 'Running Man,' heightening the anticipation for their love-hate 'some' relationship.

In addition, it was also reported that Moon Chae Won will be revealing a never-before-seen side throughout the episode, drawing much interest. Through 'Running Man,' viewers will have the opportunity to see a completely new and highly competitive Moon Chae Won, a change from her innocent and classy image.

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The producers of 'Running Man' revealed that they were surprised to see Moon Chae Won's shocking transformation as she was seen confidently declaring war against the show's strongest member, Kim Jong Kook.

Meanwhile, it was also revealed that Gary and Moon Chae Won will be partners for the famous pepero game using icicles instead of pepero sticks.�

The full episode of 'Running Man,' featuring Lee Seung Gi and Moon Chae Won will be airing on January 4 and their movie 'Love Forecast (lit.�Today's Love)' will be released in theaters on January 15. Check out the preview of the episode above!