IPOD Touch rattlin
my IPOD touch is making a clickin noise and i get the angry face with an exclamination point
iPod touch
Sounds like you actually have an iPod Classic and it's hard drive is dying. In that case, see this Apple support document.
You may also want to take a look at the extensive post from Mitch 751 from more potential solutions/fixes.
https://discussions.apple.com/thread/480759?start=0&tstart=0
B-rock