'Scarlet Heart: Ryeo' princes, Lee Joon-ki, Hong Jong-hyeon and Kang Ha-neul to compete in Running Man

"Scarlet Heart: Ryeo"handsome princes,Lee Joon-ki,Hong Jong-hyeonandKang Ha-neulwill appear in the upcoming episode of Running Man on August 28th and compete with each other.

Lee Joon-ki,Hong Jong-hyeonandKang Ha-neulallied with each other for their common goal to win together in the beginning. However, after they heard the race competition was individual, they started betraying to each other to complete each one's own mission.

Especially,Lee Joon-kiwas hilarious, witty and swift playing the squeaky hammer game withKim Jong-kookin the tense neck and neck competition.

Also,Hong Jong-hyeonturned into a superb archer, who rarely missed his target in the underwater archery game contrary to his initial attitude saying he was not good with archery.

Meanwhile,Kang Ha-neul, who guest appeared in Running Man for the third time, showed amazing skills playing the name tag elimination game.