Use this artist in your widgets
JSON (widget format)
https://shoutcastwidgets.com/ArtistLibrary/library/?artist=LU%C5%BEIF%C4%8D%C3%A1K
JSON v2 (photo sizes)
https://shoutcastwidgets.com/ArtistLibrary/v2/api/?artist=LU%C5%BEIF%C4%8D%C3%A1K
API documentation →
