User blog comment:Phineas99cp/Crossovers on Club Penguin. Marvel, Shake It Up, Pixar...Helpful or not?/@comment-25910808-20130831160526

On the Phineas and Ferb wiki (a quick return) on Mission marvel article on the trivia it said it is about Marvel Characters, and they said that just like Club Penguin. I gotta get a link to that :D