Watch Lady Gaga surprise a crowd with a Frank Sinatra performance - Mashable
 

Watch Lady Gaga surprise a crowd with a Frank Sinatra performance MashableLady Gaga crashed Fred Durst's jazz night in Hollywood to perform the Frank Sinatra standards 'Irresponsible' and 'Fly Me to the Moon.'


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Courtesy of http://www.LadyGagaMusic.co