SEE ALSO: Introducing allkpop's new chatroom!
On October 5, SBS's variety show shared a picture of the two actors standing by the wind mics with their teammates. On top of that, on October 6, SBS shared another shot of Yoo Hae Jin with Yoo Jae Suk, dubbing them the Yoo Brothers. The caption reads, "For the 320th episode of 'Running Man,' we filmed for the Korean Day race."
The episode will air on October 9!