Artist appearances at Regular Show concerts

No artists have performed a song with Artist: Regular Show (e878d1d5-b1ea-490c-8a7f-743a656392aa) on stage yet. Have you seen an artist hitting the stage at a Artist: Regular Show (e878d1d5-b1ea-490c-8a7f-743a656392aa) concert? Add or edit the setlist and help improving our statistics!