I just posted this in the Coach forum (see link below) about easily fixing a MK and a Coach item, just in case someone is struggling with a zipper issue:
http://forum.purseblog.com/coach/quick-tip-about-an-easy-zipper-fix-920582.html
http://forum.purseblog.com/coach/quick-tip-about-an-easy-zipper-fix-920582.html