We're not quite sure why the former Bush frontman has fallen off the map. Sure, it's tough to keep pace with spouse Gwen Stefani's relentless multimedia assault, but there's still a market for Rossdale's versatile grunge croon. After trying out a considerably heavier approach in 2004 via the ill-fated Institute, it looks like the dashing frontman is applying his brand name to more mid-tempo material that recalls his Bush heyday.