Kang Jae-joon, a comedian who has succeeded in weight loss and collected topics, came Yo-Yo as a storm food. In the 211th episode of KBS 2TV's entertainment show "Boss in the Mirror" (hereinafter referred to as "Donkey Ears"), which aired on June 11, Kang Jae-joon was depicted in an analysis of the Vietnam business district along with chef Jeong Ho-young and Lee Kyun, who turned into a Businessman. Kang Jae-joon, who accompanied Jeong Ho-young's Vietnam business trip on the day, met Lee Kyun, who started a cafe business in Vietnam, and traveled all over Vietnam's emerging hot place Nya-chan. At this time, Jeong Ho-young and Kang Jae-joon, who are engaged in a militant food service that pretends to analyze the merchandise in local restaurants, local restaurants, local snacks, etc., "Why do you come out with these bodies," "Do you eat again," "Look at the vegetables left in the middle," he tongued. In particular, Jeon Hyun-moo was worried about Kang Jae-joon, who eats food as he competes with Jeong Ho-young. After the storm-like food was over, Kang Jae-joon's new Yo-Yo phenomenon came out, and the MCs shocked and laughed, saying, "It's really Yo-Yo" and "Is it in a few days?"