Artist appearances at GRASS concerts

No artists have performed a song with Artist: GRASS (04d1b6a8-e2ca-4a81-bda7-16108173d246) on stage yet. Have you seen an artist hitting the stage at a Artist: GRASS (04d1b6a8-e2ca-4a81-bda7-16108173d246) concert? Add or edit the setlist and help improving our statistics!