On December 13, NCT's Mark made a surprise appearance at a lookalike contest held in his honor at Washington Square Park in New York City. The event had already generated significant interest online, especially after Mark shared the event poster on his Instagram Story the day before.

Mark's unexpected arrival immediately created a buzz among the fans present. As soon as he appeared, a crowd of fans rushed toward him, making the area around the idol inaccessible. Within minutes, Mark was surrounded by hundreds of fans eager to get a closer look. Faced with the overwhelming crowd, Mark left the event shortly after his arrival. Following this, fans shared numerous videos and photos of the event on social media, capturing moments where Mark was surrounded by a sea of ​​fans in Washington Square Park.