Did you expect Terrell Owens to have such a dramatic effect on the Philadelphia offense? You shouldn't have. It turns out that the improvement in Philadelphia is unprecendented when compared to other recent situations where a star receiver changed teams. And a closer look at Donovan McNabb's numbers shows that the improvement is almost entirely driven by Owens. Michael David Smith and Aaron Schatz investigate in an expanded version of an article previously available in the New York Sun.