That's almost enough to make a girl start collecting vinyl!

EDIT: Sorry, I should try to contribute something more useful than drool.

Sissy, do you know if it's Brixton 2004 or 2008?
Here's a pic I found from Flickr from Brixton 2008. You can't see much more than just the shape of the buckle:

Here's that pic, larger, and here's another from the same show.
In Brixton 2004, the Triumph guitar was heavily featured:

But I'm not sure if the belt buckle hiding under there is Triumph too:
