Artist appearances at Challenger concerts

No artists have performed a song with Artist: Challenger (0e7ef7df-3d99-4a16-92c9-9bca04c97443) on stage yet. Have you seen an artist hitting the stage at a Artist: Challenger (0e7ef7df-3d99-4a16-92c9-9bca04c97443) concert? Add or edit the setlist and help improving our statistics!