Dr. Doofenshmirtz is trying to destroy all of the laughter in the Tri-State Area with his latest evil invention—the De-Laugh-inator. It's up to Agent P to stop him, and the only way to defeat the evil doctor's plan is to read these hilarious jokes and riddles aloud!

Want to know the best ways to thwart an evil doctor's plans? Or how to go undercover to combat crime, while still making it home in time for dinner? Find out in this jam-packed guide to fighting evil from everyone's favorite platypus, Perry! From top-secret spy tips and fill-in activities, to diagrams of some of Agent P's most elaborate plans, to spy-riffic jokes, to unfinished comic panels for readers to get creative, this hardcover format is sure to be a hit with spies-in-training everywhere! Plus, this format also includes two full-color inserts.

Phineas and Ferb want to get the most out of their summer by making every day outrageously fun, but these two best buds aren't content with going to the beach or camping out. Whether they're building a time machine, a backyard roller coaster, or the world's largest drop of water, Danville—and the whole Tri-State Area—will never be boring again! Unless, of course, scheming big sister Candace manages to expose their antics and shut everything down, or worse, if the evil Professor Doofenshmirtz succeeds in taking over the world! To keep things rolling, Phineas and Ferb are going to need the help of their pet platypus Perry, who moonlights as a secret agent protecting the city and stopping Doofenshmirtz in his tracks. Hang out with Phineas & Ferb on the coolest summer break EVER in this colossal 300-page comics collection!

What did the ghost say to Phineas and Ferb? I know what we're going to boo today! Sit around the campfire with Phineas, Ferb, and the rest of the gang as they tell super scary jokes and stories! This third joke book is illustrated with black-and-white original art and screen grabs throughout.

Three hilarious adventures in one book Read along as Phineas and Ferb get lost at sea, teach Perry the Platypus to talk, and convince Candace that Ferb is an alien in this collection of Level 3 readers.

A guide to being evil in accordance with the style of Dr. Doofenshmirtz counsels readers on everything from selecting a nemesis to getting over evil inventor's block, in a storybook complemented by Doof back stories and comic inserts.