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During the show, the members planned a schedule of their day filled with activities. Out of the busy schedule, they decided to dig up some sweet potatoes. However, before they headed toward the location, they called various spots to check if they were opened. Lee Kwang Soo called one of the places and was greeted by a friendly individual on the phone. However, when the actor asked if the 'Running Man' team could film there and mentioned he is, in fact, Lee Kwang Soo, he was met with an awkward laugh and silence.

Lee Kwang Soo immediately said, "I'll hand over the phone to someone famous." Yoo Jae Suk took the phone and said, "Hello my name is Yoo Jae Suk from 'Running Man'." As soon as the comedian said this, the man on the phone quickly responded brightly and realized who he was talking to. The different reactions Yoo Jae Suk and Lee Kwang Soo recived made the whole cast laugh and left the actor in disbelief.

Check out the clip above!