Actors Chun Jung Myung and Kim Min Jung joined the cast of 'Running Man' for what may be one of the show's most physical episodes yet!

With the games involving mud flats and wrestling rings, the cast and guests braved the muggy Seoul weather to bring tons of laughs for their viewers and fans.

Some highlights of the episode included a rough-and-tumble fight between 'The Commander' Kim Jong Kook and Chun Jung Myung in the mud, Gary's powerful fisticuffs, and the nail-biter of a wrestling match between HaHa and Song Ji Hyo!

Check out the full episode below!

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