[Well, as fate would have it, ordering anything on the rocks used ice made from the same tainted tap water. As fate would also have it, Arthur had consumed a few of these drinks. He'd also been generous and bought a round for everyone else in their little bar-crawling group.

So, really, it shouldn't surprise anyone that he's loudly singing a song to anyone else at the bar who will listen, stopping every couple of lines to giggle a little.]