(en-GB) « Surprise German visit from Willis », sur news.bbc.co.uk, (consulté le ) : « Actor Bruce Willis has reportedly paid a surprise visit to the house in south Germany where he was born 50 years ago. Accompanied by his father and youngest brother, both named David, Willis asked Doris Busch in German if he could look around her home in Idar-Oberstein. […] Willis was named a special ambassador for Idar-Oberstein when he turned 50 on 19 March. His mother Marlene was born in the nearby town of Kassel. »