Yoo Jae Suk is gaining attention for his 'bad mannered hands'.

The December 23rd broadcast of SBS' 'Running Man' showed Yoo Jae Suk grabbing onto Gary's butt.

The episode showed Running Man members and guests playing a game on top of a balance beam that was set up in the middle of a swimming pool. During the game, Gary almost lost his balance while moving on the balance beam, and Yoo Jae Suk quickly saved him by grabbing onto his butt. Yoo Jae Suk's 'bad mannered hands' had appeared during this scene.

After watching the epiosde, the netizens jokingly commented, "Yoo Jae Suk's 'bad mannered hands', disappointing~", "Gary's expression was funnier", and "This week's 'Running Man' was daebak!"

Meanwhile, this week's 'Running Man' aired a Christmas special featuring Jung Hyung Don, Park Sang Myun, Ryu Dam, Shindong, and JuvieTrain as guests.