Karat has been played on NTS shows including Heat-Wave, with Der Blaue Planet first played on 13 June 2017.

Karat, also known as K…! (from January 2006 to June 2007), is a German rock band, founded in Berlin in what was then East Germany in 1975. One of East Germany's best-known bands, Karat were also popular outside the GDR, with their most notable success their 1982 album Der blaue Planet (The Blue Planet), which was one of the year's top sellers in West Germany.

"Über sieben Brücken mußt du geh'n" (You Must Cross Seven Bridges), is the band's best-known song, and helped introduce Karat to audiences…