'Bush gave me hives' says Brolin
Josh Brolin was under such pressure during his role as George W Bush in a film of the US president's life, he broke out in hives.
The star admits he became obsessed with learning Bush's mannerisms for his role in the Oliver Stone biopic W.
The stress of trying to mimic the president's accent caused the itchy skin condition and infuriated his wife - movie star Diane Lane.