Christina Klein, better known by her stage name LaFee, is a German pop singer and television actress who has sold more than one million records worldwide. She is most famous in mainland Europe, partic

"Wer bin ich" is a rock song written by Bob Arnz and Gerd Zimmermann for LaFee's 2007 second album Jetzt erst recht. The song is the album's sixth track, and was released as its third single. The sing