Thumbs Up!

Thumbs Up! is a upcoming book to be released on September 7, 2010. It is based off the episode "Raging Bully".

When Phineas is challenged to a thumb-wrestling match by the town bully, the battle is on! With the help of heavyweight boxing champ Evander Holyfield, Phineas and Ferb build a giant boxing ring in the parking lot of the mall and invite all of Danville to witness the showdown of the century. Will Phineas experience the thrill of victory, or the agony of defeat? Plus, Agent P must find a way to stop Dr. Doofenshmirtz from hypnotizing everyone!

http://www.amazon.com/Phineas-Ferb-4-Thumbs-Up/dp/142312779X/ref=sr_1_17?ie=UTF8&s=books&qid=1277926272&sr=1-17