Ed Sullivan smiles while standing with The Beatles on the set of his variety show on Feb. 9, 1964. Express Newspapers/Getty Images hide caption

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Members of The Beatles play in the snow outside Washington, D.C.'s Coliseum where they were scheduled to perform before a sell-out audience in 1964. Central Press/Getty Images hide caption

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Clockwise from top: The Beatles, James Blake, Colin Meloy, Marisa Anderson Courtesy of the artists hide caption

itoggle caption Courtesy of the artists