Neither you nor that video list the world leaders who are addessing the UN and those who aren't.
Gordon Brown isn't. Should the UK be embarrassed? Do you know who Herman Van Rompuy is? No reason you should, he's the PM of Belgium, and he's not addressing the UN eitehr. Should Belgium be embarrassed? Of course not. There's a huge list of world leaders who are not addressing the UN and this is just more making a mountain out of a molehill by the Liberals.
$1:
And this is what you people defend?
Not defending simply calling for rationality. It's not that we're defending him because we're all 'partisan' its that you're trying to make this into an issue you don't even understand yourself (you don't apparently know who's speaking and who isn't to make a comparrison) in order to make partisan attacks.