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Meshell Ndegeocello: August 29\r - The singer celebrates her 43rd birthday.\r \r(Photo credit: Mike Coppola/Getty Images)

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Michael Michele: August 30\r - The actress turns 45.                                                     \r         \r(Photo credit: Jemal Countess/Getty Images)

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Chris Tucker: August 31 - The actor-comedian celebrates his 39th birthday.\r \r \r \r \r(Photo credit: Andrew H. Walker/Getty Images)

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Katt Williams: September 2 - The comedian celebrates his 38th birthday. (Photo credit: Kevin Winter/Getty Images)

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Cedric "K-Ci" Hailey: September 2 - The Jodeci lead singer turns 42.\r(Photo credit: Landov)

Photo By Photo credit: Landov

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Salma Hayek: September 2 - The actress celebrates her 45th birthday. (Photo credit: Scott Olson/Getty Images)

Photo By Scott Olson/Getty Images

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Lennox Lewis: September 2 - The former heavyweight champion turns 46. (Photo credit: Getty Images)

Photo By Photo credit: Getty Images

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Charlie Sheen: September 3\r - The embattled actor celebrates his 46th birthday.\r \r \r \r(Photo credit: Ethan Miller/Getty Images)

Photo By Photo credit: Ethan Miller/Getty Images

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Beyoncé: September 4\r - The popular singer and mommy-to-be turns 30.\r \r \r \r \r \r \r(Photo credit: Mark Davis/Fox/PictureGroup)

Photo By Photo credit: Mark Davis/Fox/PictureGroup

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Damon Wayans: September 4\r - The longtime actor/comedian celebrates his 51st birthday.\r \r(Photo credit: Kevin Winter/Getty Images)

Photo By Kevin Winter/Getty Images

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Lawrence Hilton-Jacobs: September 4\r - The veteran actor celebrates his 58th birthday.\r \r(Photo credit: Frederick M. Brown/Getty Images)

Photo By Photo credit: Frederick M. Brown/Getty Images