The popular SBS entertainment program 'Running Man' members promoted a new song by ballad singer Byul, who is a wife of the Running Man member Haha.

On October 5, 2015, the Running Man members Kim Jong Kook, Lee Kwang Soo, Gary and Ji Suk Jin promoted Byul's new song called 'a shoe.' The Running Man members lay down on the ground with a shoe to promote Byul's new song called 'a shoe,' and also posted the pictures on their Instagram accounts, asking for the fans to listen to Byul's new song. 'A shoe' is a song that Byul composed and wrote lyrics by her own. The song was released at noon today. In related news, on the most recent episode of the SBS entertainment program 'Running Man,' which aired on October 4, 2015, the Running Man members Yoo Jae Suk, Gary, Haha, Ji Suk Jin, Kim Jong Kook, Lee Kwang Soo and Song Ji Hyo, played 'consensus' games in the special episode that celebrated the program's fifth year, where the seven members had to reach a consensus in a variety of missions.