In this week’s episode of Radio Star, four celebrities who are experts at doing things all by themselves appear on the show. Kim Dong Wan, who is a former idol singer, tells us how he spends time alone in the deep forest. Park Ji Yoon, who wants to do everything well, shows her ambition to do even more things. Seo Hyo Rim and Ji Sook unfold their love stories of how they got to meet their boyfriends and fall in love with them. Singer Paul Kim, who is really popular with his sweet voice, joins the show as a special MC.