Read http://reviews.cnet.com/5208-6132-0.html?forumID=32&threadID=40684&messageID=477104&tag= and see if that applies to you.
You may have to dig in and find why its there.
In closing, you can easily remove it manually (after you do your research) with HIJACKTHIS.
Does anyone have the answer to deleting 'Hook P2P' that Spybot S&D finds everytime I do a scan. Could be that I've had it for a while 'cos it was only the latest update that found it. Far as I can tell it does no harm, it's just annoying. Thanks in anticipation