Glaub dran is the only album by the German duo known as Lessmann/Ziller. It was released in 1993 on the label BMG International and featured the reunion of Claus Lessmann and Hans Ziller in musical partnership. The entire album is performed in German. In 2002/2003, Lessmann and Ziller purchased the rights to the material and re-released it under the Bonfire name individually as well as in a box set called The Early Days.