When the message that you don't have the needed Expansionpack comes, you should install clean installer, with it you can install Sims and Lots, etc., easily:

http://sims2pack.modthesims2.com/index.php?page=3

Ahhh, Mad Hatter, Belial...was thinking about making the Mad Hatter for a while now, greatest problem was, what gender to assign? The Mad Hatter is netiher by choice, after all. Nevermind, yours looks so gorgeous, have to get the Mad Hatter here, thanks for upload!