Lee Seung Gi mentioned his vocal teacher Lee Sun Hee.

On the 6th, MBC 'Great Birth2' featured Lee Sun Hee's mentor school.

Lee Seung Gi stated "Lee Sun Hee is scary. She does not compromise when it comes to music", making the mentees nervous. He added that mentees may be nervous upon hearing this. But he added "She's still like an innocent child".

Lee Seung Gi made his surprise appearance through a video.

Photo Credit: MBC Capture