Artist appearances at Challenger concerts

No artists have performed a song with Artist: Challenger (b5430ef9-c2c1-4c26-8121-a01601d8fd7c) on stage yet. Have you seen an artist hitting the stage at a Artist: Challenger (b5430ef9-c2c1-4c26-8121-a01601d8fd7c) concert? Add or edit the setlist and help improving our statistics!