Jon St. John, the excellently-named voice actor best-known for his portrayal of supermacho action hero Duke Nukem in the games of the same name, reads from Fifty Shades of Grey. Needless to say, not safe for work, or possibly your sanity:
On a related note, voice actor Gilbert Gottfried reading the official audio book*. Even more needless to say, not safe for work or probably anywhere public:
* Note: not actually official.