Use this artist in your widgets
JSON (widget format)
https://shoutcastwidgets.com/ArtistLibrary/library/?artist=JOHN-TRAVOLTA-AND-OLIVIA-NEWTON%E2%80%90JOHN
JSON v2 (photo sizes)
https://shoutcastwidgets.com/ArtistLibrary/v2/api/?artist=JOHN-TRAVOLTA-AND-OLIVIA-NEWTON%E2%80%90JOHN
API documentation →
