A picture shows copies of the novel "Fifty Shades of Grey" on display at a book shop in central London on July 19, 2012. It's a literary phenomenon: with nearly 40 million copies sold, "Fifty Shades of Grey", an erotic romance spiced up with sado-masochism is well on its way to breaking all the records.  AFP PHOTO / WILL OLIVER        (Photo credit should read WILL OLIVER/AFP/GettyImages)