UI Follies, Volume III
Ever wonder how you could possibly find something in that complex, ten-tabbed options dialog? How about a search function on the options dialog, as featured in Quest’s Toad for SQL Server:

Aside from the fact that it’s completely insane to build an options dialog so complicated that it needs a search function... it’s not a bad feature.
In a previous life, I used the Oracle version of this product quite a bit. How do you know your options dialog is too complicated? When it takes an entire minute – a full 60 seconds – for the system to respond after clicking on the Tools, Options menu item.