Jake Gyllenhaal is in news again ... Jake had undergone are far more drastic transformation for Southpaw. The film starred Jake as a boxer with anger issues and Jake took just over five months ...
RELATED: Jake Gyllenhaal reveals grueling workout routine for 2015 film Southpaw When filming a fight scene at 3 AM, they were sharing notes, and, as Jake explained: "He was like, 'Yeah ...