I love bands that break out of the traditional rock band instrumentation mould. Two piece bands seem to be quite popular now, with most of them going for guitar and drums, bypassing that constant challenge of finding a bass player. Parts and Labor go about it a different way with a three-piece drums-bass-keyboards approach. They still deliver a powerful, propulsive sound.
Here are a couple of songs from their most recent album, 2011's Constant Future.