Artist appearances at Regression concerts

No artists have performed a song with Artist: Regression (ca2514bf-07fb-40f7-af44-d1d3f95edb0f) on stage yet. Have you seen an artist hitting the stage at a Artist: Regression (ca2514bf-07fb-40f7-af44-d1d3f95edb0f) concert? Add or edit the setlist and help improving our statistics!