Artist appearances at Simplex concerts

No artists have performed a song with Artist: Simplex (124c0d80-930d-459b-81d6-af4fe0344958) on stage yet. Have you seen an artist hitting the stage at a Artist: Simplex (124c0d80-930d-459b-81d6-af4fe0344958) concert? Add or edit the setlist and help improving our statistics!