When
First recording and first release by Kalin Twins with Instrumental Accompaniment directed by Jack Pleis (March 26, 1958 / May 12, 1958)
Wenn
Single
September 1958
First recording and first release by Kalin Twins with Instrumental Accompaniment directed by Jack Pleis (March 26, 1958 / May 12, 1958)
First release by Die James Brothers - Orchester Werner Scharfenberger (September 1958)