Bi Sex Party 4: Gym Buddies
- Bliain: 2007
- Tír: Czech Republic
- Seánra:
- Stiúideo: EroMaxx
- Eochairfhocal: orgy, bisexual man, bisexual pornography
- Stiúrthóir: Bob Marshal
- Caitheadh: Cynthia Vellons, Rachel Evans, Lenka Prochazkova, Sharka Blue, Valentine Rush, Adam Hanks
