Renee Zellweger through the years

POSTED: 3:45 PM Jan 20 2012   UPDATED: 10:24 AM Apr 25 2014
Renee Zellweger at 2012 MMOA benefit

Oscar-winner Renee Zellweger, who celebrates her 45th birthday on April 25, has become one of Hollywood's mainstays over the years. Let's take a look back at her career so far.