6 Season
89 Episode
The Girls Next Door - Season 2 Episode 13 The Age of Aquarium (2010)
The girls appear on the Loveline radio show with Dr. Drew, and Holly and Hef celebrate their 5 year anniversary.
- Country :
- Genre : Reality
- Studio : E!
- Director : Kevin Burns, Hugh Hefner
- Cast : Hugh Hefner, Holly Madison, Bridget Marquardt, Kendra Wilkinson