Playboy is nearly synonymous with bosoms, but last Saturday at the Sweet Relief Musicians' Fund charity event held at Hef's mansion, LA Weekly decided to do an about face and go behind the scenes. Nowhere more than at the Playboy Mansion are girls so cheerfully compliant when you approach them and ask, "Can I take a picture of your butt?" All photos by L.J. Williamson. For more, read her review: Paul Stanley, Lita Ford, Kip Winger -- Playboy Mansion -- 11/12/11.