The boy group guested on the October 11 episode, where they played games and competed for a prize.�Mark and Jackson got into a heated match. As the two members wrestled, Jackson accidentally ripped Mark's jeans.�

The game came to a halt with Jung Hyung Don calling for a timeout while Mark stood there cluelessly. While his members laughed, Mark soon found out that his pants have ripped and revealed his hot red underwear.�

Ultimately, Jackson and Mark played rock, paper, scissors to pick�the winner. Watch the funny scene in the clip above.�