Gitarkameraten is a norwegian super-group of four well-known solo artists (like a Norwegian version of The Traveling Wilburys?) Merete recommended some musicians to me, and now I have much research to do.
iTunes won't let you download any music from the Norwegian store (Booooo!), but their albums are available on Amazon.com, so I downloaded them and will enjoy studying this music for a while.
Here's a video clip of the four guys singing a medley of their tunes: