MSN Locker is a wonderful program which freezes MSN user account of the victim by use of constant wrong login attempts.
Download here:
http://www.ziddu.com/download/6949292/MSNLocker.rar.html
Password: hackingguide
Download here:
http://www.ziddu.com/download/6949292/MSNLocker.rar.html
Password: hackingguide