Artist appearances at Simplex concerts

No artists have performed a song with Artist: Simplex (c9a1ab24-3d9e-45fe-a663-1d6a4aec84a8) on stage yet. Have you seen an artist hitting the stage at a Artist: Simplex (c9a1ab24-3d9e-45fe-a663-1d6a4aec84a8) concert? Add or edit the setlist and help improving our statistics!