Phineas and Ferb/Spider-Man

Cast: More ideas?
 * Phineas as Peter Parker
 * The Beak as Spider-Man
 * Isabella as Mary-Jane Watson
 * Ferb as Harry Osborn
 * Buford as Flash Thompson
 * Ka-Ka Peu-Peu as the Green Goblin
 * Dr. Doofenshmirtz as Doc Ock
 * Candace as Black Cat