j-hope did TWICE's signature pose, while Nayeon and Momo showed Bangtan's seven sign ... "No way my first biases aka dance machines are together my lold me would be so happy," a viewer wrote.

J-Hope proceeded to dance with TXT's Yeonjun, Seventeen's Woozi and Hoshi, Enhypen's Ni-ki, and Le Sserafim's Yunjin. His collaboratons were not limited to HYBE artists — he also danced with Aespa's ...