Celebrity birthdays in May

Slideshow posted in Photos | Monday, May 14, 2012

18 of 131: Clark Duke turns 27 on May 5, 2012. The young actor is known for shows such as 'Greek' and films such as 'Hot Tub Machine,' 'Superbad' and 'Sex Drive.' ( Photo / Disney Enterprises, Inc.  Danny Feld, 2011)

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