North Korean defectors share K-pop songs most popular there South Korean pop stars performed in the North over the weekend.

SEOUL, South Korea -- Pop stars from South Korea traveled to the North Korean capital, Pyongyang, over the weekend for a “cultural exchange” between the two nations.

The group of artists included several famous South Korean pop, or K-pop, artists, and they performed before an audience that included North Korean leader Kim Jong Un and his wife.

A South Korean lawmaker recently surveyed 51 North Korean defectors living in the South about which K-pop songs were popular in Pyongyang.

The most popular song, the survey found, was Ahn Jae-wook’s “Friend.” “The Maze of Love,” by Choi Jin-hee, ranked No. 2.