A Tibetan Mastiff seeks rock n' roll glory in a visually appealing but forgettable kids flick. Review by Matt Cummings If the seemingly recent and large wave of animated films has made you feel a bit burned out, you're not alone. They seem to happen every month now, with many failing to establish themselves as anything more than excuses to get the kids out of the house. Rock Dog is one of these middle-of-the-road, non-offensive flicks, gorgeously rendered but failing entirely to capture our hearts with its paper-thin, almost corporate storyline of big dreams and plug-and-play rock anthems. The Tibetan Mastiff Bodi (Luke Wilson) lives in the pretty mountain village of Snow Mountain, where sheep wool dominates the economy. For a period though, music also set the stage, until an attack by wolves forced Bodi's gruff father and defender Khampa (J.K. Simmons) to stop the tunes and focus on defense. Using those same shorn sheep, Khampa builds fake mastiffs with