The Girls Next Door

The series focuses on the lives of Hefner's girlfriends who live with him at the Playboy Mansion. Hefner is often on the show along with various Playmates and other celebrities. The series not only showcases events at the Playboy Mansion (e.g. Fight Night, Fourth of July celebration, the midsummer celebration etc.), but also sheds light on other Playboy related events such as the Playboy Jazz Festival at the Hollywood Bowl, Playmate test shoots at Playboy Studio West, Operation Playmate, party night, birthday parties, but more significantly the personalities and real lives of each of the Girls.

Source: Wikipedia.org