Canyon Catastrophe - Turtleback School & Library Binding Edition - Otto Undercover Prebound Author:Rhea Perlman FOR USE IN SCHOOLS AND LIBRARIES ONLY. With the help of his aunts FiFi and FooFoo and his trusty racecar, undercover agent Otto Pillip sets out to stop a criminal from blowing up the Grand Canyon, in a wacky title that includes words spelled backwards, anagrams, and palindromes.