Arriving during the heyday of hair metal, Extreme initially seemed to neatly fit into the glam scene: they boasted big hair, big hooks, a powerful singer in the form of Gary Cherone and, in Nuno Bettencourt, they had a shredder who could hold his own with the likes of Eddie Van Halen. By Extreme II: Pornograffitti, the Boston-based group demonstrated their eagerness to leave cliches behind, simultaneously digging deeper into metal while broadening their purview to encompass funk, pop and, in the form of "More Than Words," gentle harmonies that hearkened back to the Everly Brot...