Where can I find or how can I make an Interpol (the band) keychain?

i've only been able to find 2 keychains on the net so far
their official one:
http://i13.ebayimg.com/05/i/000/a7/d5/11...
and this:
http://i23.ebayimg.com/05/i/000/af/b2/d2...


if there's nothing else, what do I need to make one myself?

Have you tried HotTopic?

Here's one...