http://www.albumbase.com/index_user.php
It is sort of a meta search engine for megaupload rapidshare sendspace and a few other upload sites. I beleive you have to register to use it but there is ALOT of albums here.
When you register, you DO NOT have to accept the offer. You account IS ACTIVATED despite what it says, you can skip the last page and go straight to the seachage of the music.