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J.B. Smoove: December 16 - The Real Husbands of Hollywood star hits the big 5-0.(Photo: Todd Oren/Getty Images for Mediaplacement)

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Donna Brazile: December 15 - The Vice Chairwoman of the Democratic National Committee turns 56.(Photo: Larry Busacca/Getty Images for Time Inc)

Photo By Photo: Larry Busacca/Getty Images for Time Inc

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Kiara Muhammad: December 16 - The 16-year-old child star is the face of the popular kids' show Doc McStuffins.(Photo: David Livingston/Getty Images)

Photo By Photo: David Livingston/Getty Images

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Donovan Bailey: December 16 - At 47, the retired sprinter stands as the first Canadian to legally break the 10-second barrier in the 100m.(Photo: Stuart C. Wilson/Getty Images)

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LaChanze: December 16 - It's hard to believe that this Tony Award winning actress and singer is 53.(Photo: Gary Gershoff/Getty Images for Tony Awards Productions)

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Michael McCary: December 16 - The former bass singer of iconic R&B group Boyz II Men celebrates his 43rd birthday.(Photo: Chris Hondros/Newsmakers)

Photo By Photo: Chris Hondros/Newsmakers

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Ernie Hudson: December 17 - Ghostbusters wouldn't be the same without the now 69-year-old actor.(Photo: Kevin Winter/Getty Images)

Photo By Photo: Kevin Winter/Getty Images

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Jaimee Foxworth: December 17 - The former Family Matters child star is now all grown up at 35. (Photo: Jesse Grant/WireImage)

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Sean Patrick Thomas: December 17 - Save the Last Dance, Cruel Intentions and Barbershop are just a few projects from this 44-year-old's catalog.(Photo: Michael Loccisano/Getty Images for the 2014 Tribeca Film Festival)

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Christina Aguilera: December 18 - The "Beautiful" singer has more than two decades of music experience at 34.(Photo: Charley Gallay/Getty Images for Entertainment Industry Foundation)

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DMX: December 18 - The iconic emcee may be 44, but he's still laying those bars down.(Photo: WENN)

Photo By WENN

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Angie Stone: December 19 - The R&B diva turns 53 this week.(Photo: Rick Diamond/Getty Images for Gospel Music Association)

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Pierre Thomas: December 18 - The New Orleans Saints running back hits the big 3-0.(Photo: Scott Cunningham/Getty Images)

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Cicely Tyson: December 19 - The legenday actress is 81 and fabulous.(Photo: Frederick M. Brown/Getty Images)

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Tyson Beckford: December 19 - The famous male model is handsome as ever at 44.(Photo: We Dem Boyz / Splash News)

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Tim Reid: December 19 - The popular TV dad — remember Sister, Sister? — hits a milestone at 70.(Photo: Frazer Harrison/Getty Images) 

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Warren Sapp: December 19 - The NFL Hall of Famer turns 42.(Photo: Stacy Revere/Getty Images)

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Spoken Reasons: December 19 - From YouTube to the big screen, this 26-year-old comedian is well on his way.(Photo: Rick Kern/Getty Images for Samsung)

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Maurice White: December 19 - The founder of legendary singing group Earth, Wind & Fire celebrates his 73rd birthday.(Photo: Jason Merritt/Getty Images)

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Ashley Cole: December 20 - The 34-year-old English soccer player stands as one of London's best athletes.(Photo: Mike Hewitt/Getty Images)

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Samuel L. Jackson: December 21 - The 66-year-old outspoken actor is urging his celeb friends to call out police brutality in honor of Michael Brown and Eric Garner.(Photo: Albert L. Ortega/Getty Images)

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Betty Wright: December 21 - The often overlooked R&B legend celebrates her 61st birthday.(Photo: Jerod Harris/WireImage)