Actors Ji Sung, Lee Kwang Soo and Joo Ji Hoon won the SBS entertainment program "I like Sundays - Running Man" 2014 quiz battle. On the most recent episode of the SBS entertainment program "I like Sundays - Running Man," which aired on June 29, 2014, actors Ji Sung, Lee Kwang Soo and Joo Ji Hoon made their appearances. On this day's episode, they played games with the Running Man members and other guests. They made five teams, and went to Kyung Joo riding KTX train, each of the team shouting their team mantras. In the related "let's find the flag" game and other survival games, the Joo trio won the games, and finally became the king of the 2014 Running Man quiz battle. In related news, on the most recent episode of the SBS entertainment program "I like Sundays - Running Man," actors Ji Sung, Lee Kwang Soo and Joo Ji Hoon starred in the movie "Good Friends" together, which would premiere on July 10, 2014.