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I Am... Tour (also referred to as the I Am... World Tour) was the fourth concert tour by American singer-songwriter Beyoncé, in support of her third studio album, I Am... Sasha Fierce (2008), consisting of 110 concerts across six continents. Two months of preparations for the tour began eight months prior to its commencement, with daily twelve-hour rehearsals. The tour was announced in October 2008, and began

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