Thumbnail Battle : The Strongest Hearts

The guests compete with their stories to become the first Strongest Heart of the show.

FIFTY FIFTY shares their success story. Jee Seok Jin talks about the day Yu Jae Seok won the Grand Award.

Park Hang Seo shares his plans for his career. Kim Young Chul talks about his encounter with Shim Eun Ha.

From BB Girls to Paul Kim, the guests share their brave stories this week.

Shin Hyun Ji talks about her best friends, Song Hye Kyo and Jennie. Hwang Chi Yeul reveals his frugality.

The guests share their painful pasts, including a car accident and a teacher's abuse.

The close friends of the hosts, such as Kim Ho Joong, Kim Jong Min, and HANHAE, share interesting stories.

Kim Jong Min reveals his genius side. Shinji talks about her anxiety disorder and the difficulties she has.

Soyou shares quick weight-loss tips. Kim Mi Ryeo talks about her postnatal depression.

Lee Mi Do reveals her lifelong rival. Lee Seung Yoon talks about his extraordinary experiences.

The close friends of the hosts visit the show and reveal shocking stories about them.

Cho Hye Lyun reveals the true colors of Ho Dong. Yo Han talks about the discord between him and Dong Pyo.