Download available on iTunes: http://bit.ly/dBn4jDOzzy Osbourne singing his version of the song "How?" from John Lennon's 1971 "Imagine" album. Ozzy has released this as a 70th birthday tribute to John Lennon. All proceeds benefit Amnesty International.The video was filmed in New York City in August 2010.Directed by: Ernie FritzProduced by: Martin LewisHelp us caption & translate this video!http://amara.org/v/CEVU/