If entered in mIRC, a command that disconnects the user from all their channels. Use as follows:

<bob> Hey, have you seen this amazing new channel! It's full of GUNS 3D ALIENS FIRE SEX WAREZ 1337 GUNS!
<bob> just type /join #3,0
*** Quits: QUAKE_GOD
*** Quits: EVIL-LEET
*** Quits: *d4*m45t3r*
*** Quits: Zero_cool776
*** Quits: neo24045
*** Quits: DEMONKING
<bob> Fly, fools! FLY!