NEW YORK - OCTOBER 27:  Musician Roger Waters performs during the 2009 Alzheimer's Association Rita Hayworth Gala at The Waldorf=Astoria on October 27, 2009 in New York City. Getty Images logo Getty Images 4 weeks ago

NEW YORK - OCTOBER 27: Musician Roger Waters performs during the 2009 Alzheimer's Association Rita Hayworth Gala at The Waldorf=Astoria on October 27, 2009 in New York City.