John Rzeznik says he's "maybe...halfway done" with writing for the next Goo Goo Dolls album, which he says will be "very uptempo and very sort of upbeat" as opposed to 2010's "darker" "Something For the Rest of Us.""That (album) was just a reflection where my head was at... and trying to reflect what was going on in the world at the time, the economy and everything," Rzeznik tells Billboard.com. The new songs, he explains, "just sound a little happier than some of the material I've written in the past. Right now it just feels like a reflection of my head space, too. I don't think we're that mu