Artist appearances at Gru concerts

No artists have performed a song with Artist: Gru (7f837ddc-5fda-453a-9a67-72d9022b17f5) on stage yet. Have you seen an artist hitting the stage at a Artist: Gru (7f837ddc-5fda-453a-9a67-72d9022b17f5) concert? Add or edit the setlist and help improving our statistics!