[All] Your meaning behind

Kim Chang-wan, who appeared on Radio Star, said, "IU

When he came to ask permission to sing his own song, I told him that he could do it and that I should find a great singer. I was surprised when he said that he made it into a song because it was good after giving me a song guide and listening to it. From the beginning, I didn't have any restrictions on doing a duet with Kim Chang-hwan.