Actor Go Doo-shim introduced an anecdote with Grandchildren living in the United States of America. On the 15th tvN STORY ⁇ Chairperson In your Humans, Go Doo-shim appeared as a guest and joined the power life. Go Doo-shim is a Grandma's Boy with 12-year-old twins Grandchildren. On this day, Go Doo-shim told the Grandchildren living in the United States of America that the children were so good at Korean when they were very young, but after they entered school, they forgot Korean. I told him I understood, but I didn't say anything. Go Doo-shim explains that Grandma's Boy will give you $ 100 if you work hard in Korean. Kim Yong-gun laughed at the remark that he had to pay $ 1,000. "Go Doo-shim even speaks English when talking to me." "I can not understand." "I barely understand a few words and communicate. I really want to talk more with you, but if I can not do this, I shrug my shoulders and add a frustrating feeling.