It's called an amicus curiae brief ("friend of the court brief"). In this case, you might consider the friend of the court to be famous, but the supreme court h

It's called an amicus curiae brief ("friend of the court brief"). In this case, you might consider the friend of the court to be famous, but the supreme court has no obligation to give their filing any more weight than any other. http://legal-dictionary.thefreedictionary.com/Amicus+brief http://legal-dictionary.thefreedictionary.com/Amicus+brief