Hans Ziller is the lead guitarist, backing vocalist and primary composer (with Claus Lessmann

Claus Lessmann

Claus Leßmann is the lead singer and guitarist of the German heavy metal band Bonfire. He is the only member and the only singer of Bonfire to have appeared on all of the band's albums. Leßmann is also one of the only remaining original members of the band, the other being lead guitarist Hans Ziller...

) of the German 1980s melodic hard rock band Bonfire

Bonfire (band)

Bonfire is a German heavy metal band, founded in Ingolstadt, Germany in 1972. Bonfire has a unique history. Currently there are two bands who have held the name. The original group started out as Cacumen, became Bonfire and ended in 2011 as Charade...

. He founded the band called Cacumen (a predecessor of Bonfire) as a teenager in 1972. He has appeared on all of the band's albums, except Knock Out

Knock Out (Bonfire album)

Knock Out is the fourth album by the hard rock band Bonfire. It was released in 1991 on the label BMG International. It is the band's least selling release.-Track listing:-Band members:*Claus Lessmann - lead & backing vocals, acoustic guitar...

(1991). In 1989 in the middle of working on Bonfire's third album Point Blank - which, like the earlier albums, was produced by master producer Michael Wagener

Michael Wagener

Michael Wagener is a music producer, mixer, and engineer from Hamburg, Germany, best known for his work with many top hard rock and heavy metal bands in the late 80's. Wagener's works have sold over ninetyfour million albums worldwide. Wagener was the original guitarist for the German band Accept...

- Hans Ziller left the band because of insurmountable differences with the management and began a project of his own called EZ Livin'.
Claus and Hans get in contact again during the WM 1990 because they are both Footballfans and
Hans called Claus after Oliver Bierhoff shot the Golden goal.From that time on they work together until now.