For any storyteller using Malkavians, whether as NPCs or as plot device, they're a tough nut to crack. So I'm sure you'd appreciate some help. Well, here you go: a plethora of Malkavian information to help with your story. Ya velcome.
Since it's probably important to you, you may wish to visit the Player's Guide to Malkavians and the Malkavian Nature Page, and, if you're feeling odd, perhaps even the Malkavian Disciplines Page.
Bell's End Asylum, a Malkavian Asylum. For insanity of a more subtle nature, try the mad places.
A possible origin of the Madness Network
OOC purposes for the Malkavian Madness Network
Malkavians and the Digital Web:
Thoughts on the Endgame: The varying clans in Gehenna
A discussion in six parts on the nature of the vampiric avatar. Reverend Omnicynic, Handel W. Care, Erehwon, and Wacko the Sane appearing.
Some possible items: