The latest guests for popular SBS variety program, 'Running Man' have been revealed via SNS (Social Networking Services) in Korea after fans spotted the crew recording in Yeosu city in South Jeolla Province. Initially, news had spread that actor, Jo In Sung would be appearing after furious exchanges on SNS by netizens but it was later rebutted by Jo's agency who expressed that he was actually at home. Further clarification came from the PD of Running Man who revealed that the actual guests were actors Ji Jin Hee, Joo Sang Wook, Lee Chun Hee, and Kim Sung Soo. The concept of the episode would be "Actors who will light up 2012" and will air in mid January 2012 over two Sundays. Source: OSEN via Nate