Often, people find it easier to play a character they have made up. Why not try some of these characters you might not have thought about at first? Obviously, there are many more characters in the Snicket-verse, these are merely suggestions.
Jaques Snicket (only if you have a very good reason that he is alive)
(you would have to co-operate, and also come up with a 'celebrity' you could all use as your avatar, since they are triplets)
Vice Principal Nero