Man Of Steel is opening worldwide tomorrow to the highest expectations imaginable for a superhero movie. The reviews are mixed from those who have seen it thus far, as we mentioned in our Amy Adams Gets The GIF Treatment post (also be a man and check out the 7 Sexiest Lois Lanes Of All-Time) that Rotten Tomatoes has Man Of Steel scored with a 67% rating while the lackluster, 49-hour long Superman Returns featured a 76%. Ouch. It might have been that expectations were so high for this Christopher Nolan produced and Zach Snyder directed film, but nevertheless, Superman is going to be here to stay. That’s precisely why we put together the 20 Things You Didn’t Know About Superman.