Celebrity Birthdays: Happy Birthday, Usain Bolt!

Kelis, Kobe and Dave Chappelle also celebrate this week.

Usain Bolt: August 21 - The Jamaican sprinter celebrates his 27th birthday this week.  (Photo: Paul Gilham/Getty Images)

1 / 11

Usain Bolt: August 21 - The Jamaican sprinter celebrates his 27th birthday this week. (Photo: Paul Gilham/Getty Images)

Don King: August 20 - The legendary boxing promoter is 82 years old. (Photo: Ethan Miller/Getty Images)

2 / 11

Don King: August 20 - The legendary boxing promoter is 82 years old. (Photo: Ethan Miller/Getty Images)

Al Roker: August 20 - The jovial television personality celebrates his 59th birthday. (Photo: Robin Marchant/Getty Images)

3 / 11

Al Roker: August 20 - The jovial television personality celebrates his 59th birthday. (Photo: Robin Marchant/Getty Images)

SPL591919_019

4 / 11

Kelis: August 21 - The singer and mom turns 34.(Photo: Splash News)

Loretta Devine: August 21 - The veteran actress turns 64.  (Photo: Kevin Winter/Getty Images)

5 / 11

Loretta Devine: August 21 - The veteran actress turns 64. (Photo: Kevin Winter/Getty Images)

ADVERTISEMENT
Jamaica Love - Beenie Man commands the mic like a true reggae icon. (Photo: Mark Davis/Getty Images for BET)

6 / 11

Beenie Man: August 22 - The reggae artist and self-proclaimed King of Dancehall turns 40. (Photo: Mark Davis/Getty Images for BET)

Kobe Bryant: August 23 - The NBA all-star celebrates his 35th birthday. (Photo: Jesse Grant/Getty Images for Hublot)

7 / 11

Kobe Bryant: August 23 - The NBA all-star celebrates his 35th birthday. (Photo: Jesse Grant/Getty Images for Hublot)

Bone Crusher: August 23 - The heavyset rapper turns 42. (Photo: Jemal Countess/Getty Images)

8 / 11

Bone Crusher: August 23 - The heavyset rapper turns 42. (Photo: Jemal Countess/Getty Images)

Photo By Photo: Jemal Countess/Getty Images

Dave Chappelle: August 24 - The eccentric comedian, who is taking an extended break from the spotlight, celebrates his 39th birthday.  (Photo: WENN.com)

9 / 11

Dave Chappelle: August 24 - The reclusive comedian celebrates his 40th birthday, (Photo: WENN.com)

Blair Underwood: August 25 - The Ironside actor is as handsome as ever at 49.  (Photo: Frederick M. Brown/Getty Images)

10 / 11

Blair Underwood: August 25 - The Ironside actor is as handsome as ever at 49. (Photo: Frederick M. Brown/Getty Images)

Photo By Photo: Frederick M. Brown/Getty Images

Kel Mitchell: August 25 - The Good Burger star celebrates his 34th birthday. (Photo: Kevin Winter/Getty Images for NAACP Image Awards)

11 / 11

Kel Mitchell: August 25 - The former star of Kenan & Kel turns 35. (Photo: Kevin Winter/Getty Images

Photo By Photo: Kevin Winter/Getty Images</i></p>