(Korean: 1호가 될 순 없어), also known as Number 1,[2] is a South Korean television entertainment program distributed by JTBC.

According to a research in 2019, 11,800 couples divorced in South Korea, but none came from comedian couples.

This reality show analyses what maintained the comedian couples' marriages.

[2] The show is filmed with hidden cameras set up in each of the celebrities' actual home.

In each episode, as the show moves from one family to the next, a brief analysis by the starring guests is given to in between segment of the episode.