Actors Kim Young-ok and Na Moon-hee appeared together in the music video for IU’s new song ‘Dear my crazy soulmate’. IU released the music video on September 10th, and on the same day, a video of the filming site was uploaded to Kim Young-ok's YouTube channel. Kim Young-ok said that IU personally selected the two actors, and that she enjoyed the opportunity to act with her old friend. The two actors visited Gwangju for filming. The video also included a scene where he looked back on the relationship and long friendship he met as the first MBC voice actor in 1961, and reminisced about his colleague Kim Soo-mi, who passed away.