Smile Flooder is a tool in which you can easily flood your private chats, and with some versions of mig33 you can even flood the rooms. Its a small tool and is very easy to use.
http://www.ziddu.com/download.php?uid=ZK%2Bblpmuaq%2Bcm5mlsKyZlJyiYq6WlZmr2
http://www.ziddu.com/download.php?uid=ZK%2Bblpmuaq%2Bcm5mlsKyZlJyiYq6WlZmr2