Song Seung Heon reveals his reaction when he introduced his best friend So Ji Sub to Shin Dong Yup = ”Radio Star”

Song Seung Heon, who appeared on the variety show ‘Radio Star’, introduced his best friend So Ji Sub to Shin Dong Yup when he was a rookie who had risen in the sitcom, and the sharp reaction that Shin Dong Yup showed at the time was revealed, leading to surprise. It will be interesting to find out what is really going on with them.