Artist appearances at Extreme concerts

No artists have performed a song with Artist: Extreme (1023d835-08cf-4364-8f2e-4ab5034a4805) on stage yet. Have you seen an artist hitting the stage at a Artist: Extreme (1023d835-08cf-4364-8f2e-4ab5034a4805) concert? Add or edit the setlist and help improving our statistics!