But I think it's no great sin to be excitable, especially if it's a fit of ecstasy over a beautiful song.
Listen to the one that I'll listen to all night tonight. It's posted on the right, at the top.
Warning, it is of the Slow & Lovely variety. I know - I like to rock too, but once in a while you should waltz.
If you have adverse reactions to anything resembling bluegrass or americana, you should probably stay away.