Bunny Tales: Behind Closed Doors at the Playboy Mansion by Izabella St James
http://www.telegraph.co.uk/culture/books/bookreviews/5972961/Bunny-Tales-Behind-Closed-Doors-at-the-Playboy-Mansion-by-Izabella-St-James-review.html
Playboy mansion? More like a squalid prison: Former Playmates tell of grubby world inside Hugh Hefners empire
http://www.dailymail.co.uk/femail/article-1342643/Hugh-Hefners-Playboy-mansion-like-squalid-prison-say-Playmates.html
I read one of those a while ago. Sad and disgusting lifestyle.