An Seong-hoon shook up the stage with a bold trot selection.

On the 12th, MBC's Audition Final Show — The First-Place Winners aired an episode in which An Seong-hoon took the stage to vie for a spot in the finals.
Before stepping out, he greeted fellow contestants and the panel, saying he’d brought a specialty he felt confident about. He chose "Tess-hyung1," and his turn toward authentic trot immediately surprised the other contestants.
The room zeroed in on his performance, which laid bare his determination to advance. He leaned into a plaintive vocal delivery and traditional trot phrasing, pulling the audience in with his robust, clear singing.
The set reached a new level during the instrumental break, when he added a dance routine that heightened the spectacle. The unexpected flourish drew praise, and when he finished, the audience responded with cheers and sustained applause.