Sounds like it is coming from the head. My friend thinks that it may be my tensioner since it does move a little bit, but I believe it is supposed to move a bit.
Sounds like it is coming from the center under the valve cover, don't know what it is, but doesnt sound good.
Here are some vids I took with my phone.
they are 3gp but I believe quicktime and realplayer will play it;
http://strangenetworks.com/2.3gp
http://strangenetworks.com/3.3gp