Is a orthopedic disease tweaker arthritis caused when someone smokes meth amphetamine and holds their head in a tucked position to one side . This is usually followed by a popping of the neck to attempt to alleviate a cramped neck. Usually tweaker Olympics or chair Olympics ensue. Where the tweaker pops his knuckles and back compulsively. You could end up dislocating your hip or slipping a disk.
Todd is suffering from Tweaker Neck Syndrome. After hitting the pipe he started to pull a crack head twisting his head to produce a cracking sound. Then he preceded to twist his body from the waist to crack his back.