First thing I noticed was all the sites running very slowly. When i looked at the stats I saw this link at the top of the refferers list.
http://www.fuckiefuckie.com/fusker/index.php
and then this one just below.
http://www.fuckiefuckie.com/fusker/
Got onto the host immediately and told them to block the URL, need to get some better protection against this.