In my other topic I told you I'd perform an experiment on one of my Moxie Teenz dolls. Okay, so here's the deal: my Moxie Teen 'Amy' (Tristen #1) will never look the same again.   A few days ago I found out that doll heads that contain vinyl can be shrunk in acetone. so, yeah, that's exactly what I'm trying to do. I want Amy's head to fit on a smaller body that's stronger and more posable (for ex…