Trot singer Park Seo-jin revealed a secret related to Ahn Sung-hoon on a variety show.

On the March 28 broadcast of KBS 2TV's "Men Who Do Housework Season 2," a first meeting was arranged for Park Seo-jin. Male participants at the event included Park Seo-jin, Ahn Sung-hoon, and Choo Hyeokjin. Park Seo-jin expressed dissatisfaction that one of the female participants was his younger sister, while Ahn Sung-hoon showed excitement, saying he enjoys watching dating programs.

As the meeting began, Park Seo-jin asked Ahn Sung-hoon if he thought he was handsome, to which Ahn Sung-hoon responded confidently. Then, Park Seo-jin and Choo Hyeokjin asked Ahn Sung-hoon to take off his glasses, and past photos of Ahn Sung-hoon were revealed, heating up the atmosphere. Park Seo-jin mentioned a secret about Ahn Sung-hoon's change in appearance, saying, "That guy goes to the same hospital as me," which made everyone burst into laughter. Eun Ji-won and Lee Yo-won, watching in the studio, also reacted.

Ahn Sung-hoon revealed that he has been watching dating programs since the first season, saying, "I understand women's hearts better than anyone." He also joked, "Since I'm single, I keep watching," lightening the mood. Hong Ji-yoon introduced that she and Ahn Sung-hoon are honest with each other while appearing on the show together.

This special episode was planned to help Park Seo-jin escape lifelong singlehood. The broadcast revealed a new side of the participants along with the cheerful conversation between Park Seo-jin and Ahn Sung-hoon.