Yoo Jae-Suk was impressed with his unique Memory power of Yoo Jae Suk'. In the 157th MBC entertainment Hangout with Yoo' (hereinafter referred to as 'Nolmu'), which was broadcast on October 22, Yoo Jae-Suk, Jeong Jun-ha, Lee Mi-joo challenged Drama assistant appearances. Yoo Jae-Suk, Jeong Jun-ha and Lee Mi-joo, who arrived at the scene for the Drama assistant appearance on the day, took on the role of master house staff. Lee Mi-joo was given a hair setting by a hair teacher in the field to suit his role as an employee. Yoo Jae-Suk stared at Lee Mi-joo's head teacher and said, "I ..." and pretended to know it first, and the teacher replied, "Oh, that's the old man." Yoo Jae-Suk is a teacher who helped the old man of Yoo Jae-Suk in the past. Yoo Jae-Suk greeted the teacher and said, "I immediately recognized it."