Fans of Joseph Gordon-Levitt know that his look in porn-addiction/romantic dramedy Don Jon is unlike we've ever seen him before.
Be-muscled, overly preened and as alpha male as they come, it was a look that didn't come naturally.
We spoke to the ridiculously talented director, writer and star of the movie to discuss how he got in shape - and his advice for others looking to get the Don Jon body.
Don Jon is in UK cinemas from 15 November 2013.
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