KBS 2TV music talk show ″The Seasons - Sung Si-kyung’s Ear Boyfriend″ will air at 11:10 PM on the 15th. This episode features various solo artists such as Kyuhyun, Rain, Lee Chae-yeon, and Tiffany Young performing on stage.

Kyuhyun appears as the eighth guest in the duet corner ″Two People.″ After recently completing his 43rd musical performance and even receiving an IV drip, he took the stage and shared, ″I was nervous that the live performance might not come out well.″ To manage his schedule for the musical, Kyuhyun revealed, ″I have quit drinking recently,″ updating on his self-care. He also demonstrated his familiarity with Sung Si-kyung’s songs by confidently performing live without hesitation even when given a random code on the spot.

Rain will reveal his new song stage for the first and last time on ″Sung Si-kyung’s Ear Boyfriend.″ He shared behind-the-scenes stories while watching footage from his early days when he competed in a strength contest with Sung Si-kyung on a dating variety show. Having appeared multiple times as a guest on Psy’s ″Summercation″ and performing shirtless, Rain declared, ″I won’t take my shirt off anymore.″ His emotional live performance impressed Sung Si-kyung, and he expressed his wish to release a ballad album.

Lee Chae-yeon heated up the venue with her energetic performance. She was seen shedding tears moved by Sung Si-kyung’s high praise. Lee Chae-yeon’s mother in the audience added laughter to the scene with her unexpected fan confession and remarks toward Sung Si-kyung. Lee Chae-yeon presented a special performance exclusively for ″Sung Si-kyung’s Ear Boyfriend.″

Tiffany Young, the first Girls’ Generation member to appear on ″The Seasons,″ performed on stage. Ahead of her 20th debut anniversary next year, she expressed affection for her debut song ″Into the New World,″ saying, ″It’s the best. I’m so proud.″ Holding a standing microphone, she reinterpreted the representative song ″Girls’ Generation,″ leading the audience in a chorus. Having returned from the U.S. and started trainee life since middle school, Tiffany Young shared stories about how Sung Si-kyung’s ″Cham-a″ was her support and episodes caused by her imperfect Korean.