Sundry deadly sins have driven any number of delectable black comedies, but director Barry Levinson blows it big time when it comes to one of the most delicious of all: envy. The sinner is Tim Dingman (Ben Stiller), a by-the-book mid-level manager at 3M industries who's bootstrapped it all the way to his very own brown-paneled basement office. Such enviable success has eluded his co-worker, neighbor and best friend, Nick (Jack Black), who just doesn't seem have Tim's focus. Nick's a dreamer, always on the lookout for that one idea that will make him a rich man. One afternoon while watching a dog-walker scooping Fido's poop off the sidewalk, that one idea hits Nick li...