http://webmastersempire.com
If you register and upgrade your account to 'premium member' you get access to 5 vBulletin skins to download, the sooner you get them the less other sites will have them. I'm working on previews for the skins, I'll edit my message when I'm done.

- edit:
http://webmastersempire.com/premium/darkblue.jpg
http://webmastersempire.com/premium/darkness.jpg
http://webmastersempire.com/premium/halloween.jpg
http://webmastersempire.com/premium/light.jpg
http://webmastersempire.com/premium/blueemerald.jpg