at the end of 1979, marco repetto (drums) and gt (bass) left the punk band glueams to form a new band called grauzone with martin eicher (guitar, vocals, synthesizer). martin had already supported glueams on their single '"mental". they gave their first concert in march 1980 at club spex in berne. martin's brother stephan eicher (guitar, synthesizer), max kleiner and claudine chirac (saxophone) supplemented the group temporarily in live appearances and recordings.