Phineas and Ferb Season 3 Episode 40
When Mom is out of Doonkleberries for her famous Doonkleberry pie, the boys set out to find some for her. Meanwhile, Perry and Dr. Doofenshmirtz find themselves across the ocean as Doofenshmirtz returns home to renew his Druesselsteinian driver’s license. Back in Danville, Candace is convinced she has discovered the answer to her busting problem.
Serie: Phineas and Ferb
Episode Title: The Doonkelberry Imperative
Air Date: 2012-03-30