'Running Man' guest Kim Ji Hoon acted as a genius pianist on the most recent episode. On the most recent episode of the popular SBS entertainment program "Running Man," which aired on October 26, 2014, Kim Ji Hoon of the popular drama "Here I Come, Jang Bo Ri" made his appearance as a guest. On this day's episode, the "Running Man" members, Yoo Jae Suk, Gary, Haha, Ji Suk Jin, Kim Jong Kook, Lee Kwang Soo and Song Ji Hyo, transformed into musicians for the "Running Concurs Competition." 'Running Man' guest Kim Ji Hoon changed into a genius pianist and played a duet with Song Ji Hyo. His "piano battle" with Song Ji Hyo impressed the audiences, but his comical body expressions made audiences laugh. In related news, the SBS entertainment program "Running Man" is one of the oldest and widely popular weekend shows in Korea, along with "Infinite Challenge" and "1 Night 2 Days." The "Running Man" members, Yoo Jae Suk, Gary, Haha, Ji Suk Jin, Kim Jong Kook, Lee Kwang Soo and Song Ji Hyo, play missions with guests of the weekend. It airs every Sunday night.