Artist appearances at The NPCs concerts

No artists have performed a song with Artist: The NPCs (91efa0b4-38e9-471d-80b0-3efc24a00233) on stage yet. Have you seen an artist hitting the stage at a Artist: The NPCs (91efa0b4-38e9-471d-80b0-3efc24a00233) concert? Add or edit the setlist and help improving our statistics!