Exclusive Peek! Marley & MeWhat could be more fun than Jennifer Aniston, Owen Wilson and a bunch of Lab puppies? The making of Marley & Me, a new DVD that brings the best-selling book to life.

Credit: Barry Wetcher, 20th Century FOX

Updated: Monday Mar 23, 2009 | 03:50 PM EDT By: Amy Jamieson

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Dozens of dogs played Marley throughout the film. In this scene, Clyde, the dog that often played "naughty" Marley, takes Aniston's character for a walk during dog-training class. "Clyde let havoc rein, there's no acting here, he's not being coached to run anywhere," Frankel says.