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Gerald Matzka/Getty Images, David M. Benett/Dave Benett/WireImage
A lot can change overnight.
Just one day after attending the Berlin premiere of her new film Ambulance with her signature brunette tresses, the 32-year-old actress showed off her new bleached blonde 'do at the movie's London debut on March 23.
"I just hear that blonds have more fun," Gonzalez told OnDemand Entertainment at the event, "so I just had to do it!"