The actor signed up to reprise the role of Shaggy in 2004's "Scooby-Doo 2: Monsters Unleashed" and earned the biggest payday of his career. The only way forward for his career was up. Or so he ...

The books are notable for their duration, but since they were published every two or three months, they have an even greater longevity than their numbers would suggest. And at a $2.99 price point ...