What happens when a rising power rookie teams up with one of K-pop’s most beloved it girls? You get instant virality. The UxYOUxU dance challenge featuring Chuei Li Yu and Baek Jiheon from fromis_9 set Instagram on fire the moment it went live, racking up 100k views, 12k likes and more than 200 comments in under an hour.
The collaboration feels like a perfect alignment of timing and charm. Chuei Li Yu is coming off a strong solo debut with Sweet Dream, and his title track UxYOUxU is already performing far above typical rookie expectations. The song peaked at #3 on Bugs real-time chart, while the music video crossed 3.1 million views over the weekend, driven by growing public interest in his refreshing tone and bright stage presence.
Baek Jiheon joins at a moment when fromis_9 are having a viral run of their own. The group recently caught fire on TikTok with their latest dance challenge trend, pulling impressive view numbers and sparking renewed buzz across social platforms. Their rising visibility made this crossover moment feel even more explosive, pairing Li Yu’s debut momentum with Jiheon’s natural star power.
The UxYOUxU dance challenge works because the chemistry is effortless. Jiheon’s playful energy meets Li Yu’s rookie charm, creating a clip that feels warm, fun and instantly shareable.
With Chuei Li Yu charting well and gaining traction as a soloist, this viral moment adds even more momentum to an already strong debut rollout.
The UxYOUxU dance challenge is shaping up to be one of the fastest rising challenge videos of the month, and at this pace, the numbers will only continue to climb.