Mozart's Sister was released on 08/19/2011.
Mozarts mother's name was Anna Maria
Yes.
Yes, Nannerl was a composer. But she was a girl, meaning she was "lesser" than men, so none of her works were published, sadly enough.
Wolfgang Amadeus Mozart's only sister was Maria Anna Walburga Ignatia Mozart, or Maria Anna. (Also called Nannerl.)
Das Leben Mozarts - 1970 was released on: USA: 13 August 1970 (New York City, New York) USA: May 1979 (Cleveland International Film Festival)
Your Sister's Sister was released on 06/15/2012.
His dad
Salzburg
No.
Leopold Mozart
no
German