The band before YOU, that several members from the band was in, including Klaus Bader and Charly Hartmann. They were most likely formed in 1980, and was pretty short lived. They released one known single in 1981 called “A Pretty Kettle Of Fish / Fehlschlag”

Members:
Bass – Klaus Bader
Drums – Wolfgang Immerz
Guitar – Martin Maier
Keyboards – Karl Kohlert (Hartmann)
Vocals – Klaus Bader