A preview for the March 4th episode of tvN's variety show "You Quiz on the Block" has been released. In this episode, Yoon Hee-joon, the center director of SM Entertainment, appears to discuss the training of K-pop idols. Director Yoon is known for producing numerous popular groups such as Super Junior, Girls' Generation, f(x), Red Velvet, aespa, and RIIZE, drawing significant attention with his appearance.

The preview also features 17-year-old snowboard gold medalist Choi Ga-on and historian Shin Byung-joo, who has studied the Joseon Dynasty for 30 years. Both individuals have distinguished themselves in the fields of sports and history, respectively, and are expected to add interest to the program through their diverse stories. During the broadcast, Director Yoon reveals his philosophy on idol management with the statement, "Someone has to be the one to give harsh criticism." Yoo Jae-suk responds, "That's a wise saying. Even stars need to be scolded," continuing the conversation.

Some insights into Director Yoon's idol management style are also revealed in the preview. Kai says, "It was really scary. He wore a black jacket, applied red lipstick, and delivered fact-based criticism," conveying Director Yoon's strong image. Wonbin of RIIZE shares an episode, saying, "As soon as I arrived at SM, he immediately put a mask on me, which was a bit scary and embarrassing," expressing his nervousness. Additionally, Song Ha, who trained as a trainee at SM for nine years, recounts the experience of being told, "Song Ha, you're in danger now," and thought, "I was at the edge of a cliff," emphasizing the strictness of the trainee system.

This episode also features Choi Ga-on, who won a gold medal at the 2026 Winter Olympics. He was named among the "Top 10 Moments of the First Half of the Year" by NBC in the United States. Choi Ga-on is expected to talk about his comeback after a fracture injury, drawing great interest from sports fans.

Historian Shin Byung-joo also appears on the show to discuss the Joseon Dynasty. Regarding the recent drama "The Man Who Lives with the King" surpassing 6 million viewers, he uses the phrase "I was suddenly summoned" and plans to share his research findings. This knowledge talk is expected to add diversity to the program.

"You Quiz on the Block" will air on Wednesday, March 4th at 8:45 PM. This episode will cover various topics including K-pop, sports, and history, offering viewers engaging content.