"Last Christmas..." et cetera. It's like Wham! is personally mocking me through the speakers. Then again, it's actually my fault for going to the office Christmas party days after getting dumped. And to top it all off, they had to make it a costume party. The worst part is that I have to be here because, well, it's promotion month, and every social point counts. So there I was, a white guy in my late 30s wearing a red nos...