Sure, we're all getting excited to see "Fifty Shades of Grey" — but Christian Grey and Anastasia Steele aren't the first pair of envelope- (and bedsheet-) pushing lovers to ever heat up the big screen. Hollywood's been making racy movies almost since the industry got started.
Remember "Midnight Cowboy"? "Last Tango in Paris"? The stand-out steamy scenes from those films are certainly hard to forget.