Before they went to bed on the March 24 broadcast, Sungjae started humming Kim Se Jung's solo track ''Flower Road''. He then said, "I listened to this song often when I was struggling during filming for 'Goblin'.''

Kim Se Jung responded, "Really? I'm really proud."

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Sungjae continued, "It was nice because it came out right when it started feeling like winter." The 2 idols also shared about their groups and built a nice sunbae-hoobae relationship.