Is it bad to pierce your own hips?

Well considering you don't know anything about the method, materials, anatomy and a few other important skill sets like infection control, and sterilization and disinfection procedures. Yes it's bad to piercer your own hips. Listen professional body piercers study for years not minutes, they know the anatomy and what to use and how to use it. Spend your money on getting the service provided to you by a trained and experienced professional, anything else is a waste of time money and a risk to your health.