Joo Won impressed viewers with his acting on this week's broadcast of KBS' '1 Night 2 Days.'

During the broadcast, Joo Won competed with actress Kang Ye Won to see who could cry the fastest. The two stars looked determined as they searched their emotions. They were able to focus quickly and looked like they were about to spill tears any minute.

The winner turned out to be Joo Won who were able to shed tears in a very short amount of time while Kang Ye Won was distracted by her close friend, Cha Tae Hyun,�who shouted at her, "You don't have any work right now!"

Meawhile, this week's '1 Night 2 Days' featured 21 guests for the friend vacation special. Check out the full episode below!

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