Artist appearances at NCT U concerts

No artists have performed a song with Artist: NCT U (dfa98803-0f8e-4aac-a3d2-a2614db30074) on stage yet. Have you seen an artist hitting the stage at a Artist: NCT U (dfa98803-0f8e-4aac-a3d2-a2614db30074) concert? Add or edit the setlist and help improving our statistics!