Singer Jung Dong-won changed his appearance and found Amazing Saturday'. Donga, Jeon So-mi and Jung Dong-won appeared as guests on tvN's entertainment show "Amazing Saturday - DoReMi Market" (hereinafter referred to as "Amazing Saturday"), which aired on Sept. 9. On that day, Jung Dong-won caught the eye with a stormy growth in four years. When Boom asked, "Is there a lot of rain outside?" Jung Dong-won said, "I'm raising my hair and I've been dressed up today." Boom said, "Don't you know Dong-yeop Shin? Last time, he was a child. At that time, he didn't care about receiving and played in the snack game," revealing his past. On the air, the child Jung Dong-won, who had been playing with food and playing with excitement, got on the air. Jung Dong-won acknowledged his past visit to "Amazing Saturday" as if he were coming to a kids' cafe, and burned his will to "regret a lot. On the other hand, Amazing Saturday' is a transcendental music performance that plays a song lyrics dictation game with hot food in the national market.