Mel Gibson is an actor/director who isn't known for his subtlety. His rants and raves with whatever -- and whomever -- are already known. He's still a fine actor though, and that's why some fans don't care about his views. One person who isn't a fan? 'Showgirls' scribe Joe Eszterhas, who decided to write a 30,000-word ebook about his arguments with Mad Max.