He is best known for his breakthrough hit (1967) and several number-one singles in Germany, including "Du sollst nicht weinen" and "Heidschi Bumbeidschi".

By 1971, he was considered the "hottest property in Europe" and sold over worldwide during his career. Song History & Lyrics

(born August 12, 1955) rose to international fame as a child singer in the late 1960s.