If one of your friends is in MSN via mig33 and u in pc you can make him Disconnected from mig33

Here is the procedure

Make your msn messenger appear offline (PC)

Take private chat to your friend who using MSN from mig33

Type something to him (mind that u didn’t had a convocation with him/her b4 appearing offline)

he/she will get dc at once without knowing that what just happen.

This trick is tested on SJBOY emulator and works perfect. But some times don’t work in many mobiles.