Mingle with celebrities, Playboy Playmates, marijuana policy reform supporters, and other Hollywood insiders as the guests explored the Playboy Mansion 's grotto, grounds, and exotic zoo. Only a lucky few have seen the inside of the grotto, which includes cushion love seats built into the stone walls and a large Jacuzzi. That is what guests were treated to at the MPP's sold-out party at the Playboy Mansion in March 2006.
