Problem Child in House (Korean: 옥탑방의 문제아들) was a South Korean variety program that aired on KBS2 starting November 7, 2018.

[1][2][3] The program also aired on KBS World with English subtitles.

[5] In this quiz show, the five hosts and the guest(s) put their general knowledge to the test.

[6] They must correctly answer ten trivia questions given by the production team before they are allowed to leave the rooftop.

[7] They are not allowed to use their phones to find the answers on the internet.