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LAS VEGAS, NV - JUNE 08:  Music producer Sir George Martin attends the fifth anniversary celebration of "The Beatles LOVE by Cirque du Soleil" show at The Mirage Hotel & Casino June 8, 2011 in Las Vegas, Nevada.  (Photo by Ethan Miller/Getty Images for Cirque Apple LLC)
LAS VEGAS, NV - JUNE 08:  Music producer Sir George Martin attends the fifth anniversary celebration of "The Beatles LOVE by Cirque du Soleil" show at The Mirage Hotel & Casino June 8, 2011 in Las Vegas, Nevada.  (Photo by Ethan Miller/Getty Images for Cirque Apple LLC)

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    Sir George Martin, Beatles producer, dead at 90

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Sir George Martin, Beatles producer, dead at 90

Sir George Martin, the music producer whose collaboration with the Beatles helped redraw the boundaries of popular music, died Tuesday, according to his management company. He was considered the "fifth Beatle" for his extensive work with the band.

Sir George Martin, Beatles producer, dead at 90

Sir George Martin, the music producer whose collaboration with the Beatles helped redraw the boundaries of popular music, died Tuesday, according to his management company. He was considered the "fifth Beatle" for his extensive work with the band.