Celebrity guests are split into two teams to compete in various contests. One guest, known only to himself, is designated the "X-Man", and does his best to cause his team to lose the contests. At the end, all guests try to determine the X-Man's identity.

Yashimmanman is a South Korean talk show. Citizens were surveyed about various questions, and celebrity guests had to guess the public's top answers to the questions, sparking much discussion.

You Hee-yeol's Sketchbook is a Korean pop music program that is both a talk show and live music show. The host of this program is You Hee-yeol, also known as Toy, a one-man project band. This program has aired since April 24, 2009.

Pop stars and impersonators face off to be the last one standing as the audience tries to determine the real singer by listening to their voices only.

Competitors are given elaborate masks to wear in order to conceal their identity, thus removing factors such as popularity, career and age that could lead to prejudiced voting. In the first round, a pair of competitors sing the same song, while in the second and third rounds they each sing a solo song. After the First Generation, the winner of the Third Round goes on to challenge the Mask King, and is either eliminated or replaces the previous Mask King through live voting. The identities of the singers are not revealed unless they have been eliminated.

How much do you know about your grown up son? In Mom’s Diary, the daily lives of the grown up celebrity sons are closely observed by their mothers. Do you know why your son drinks so much these days? How much do you know about your son’s philosophy in his life style? Heart-warming moments of observational communication between a mother and a son can be seen on Mom’s Diary.