DPRK leader Kim Jong Un last night praised a performance by a group of South Korean singers in Pyongyang as a major event “demonstrating the appearance of one nation,” the state-run Korean Central News Agency (KCNA) reported on Monday.

Kim and his wife Ri Sol Ju made a surprise appearance at the “Spring is Coming” concert staged by South Korean performers in Pyongyang on Sunday.

South Korean K-pop group Red Velvet and Girls’ Generation member Seohyun performed alongside singers Cho Yong-pil, Lee Sun-hee, Choi Jin-hee, Yoon Do-hyun, Baek Z Young, and Ali, among others.

The concert, which took place at