As Major Monogram lies bedridden with a cold, Carl reads him a magical tale where Phineas and Ferbalot lead a band of adventurers to brave the raging River of Uncertainty, the Bridge of Comprehension, the Rocky Shallow River of Nevermore, the Swamp of Spit-Poor Attitudes, and finally Mt. Doof. Within its Cave of Ten Thousand Monsters stands the legendary Sword of Excaliferb, needed by these hardy heroes to defeat the Evil Wizard Malifishmertz. Written by
Did You Know?
Isabela refers to the swamp as a "swampy marsh" the name of one of the producers of the show See more
A-ha! Perable the Dragonpus. Welcome to your doom!
sung by Jeff 'Swampy' Marsh
composed by Keith Richard Horn, Robert F. Hughes, Martin Olson, Dan Povenmire See more