The animated television series where Finn and Jake interact with Princess Bubblegum and a character who is technically a what?
Adventure Time: Adventure Time is an American animated television series created by Pendleton Ward for Cartoon Network. Adventure Time:  It follows the adventures of a boy named Finn (voiced by Jeremy Shada) and his best friend and adoptive brother Jake (John DiMaggio)— a dog with the magical power to change shape and size at will. Adventure Time:  Finn and Jake live in the post-apocalyptic Land of Ooo, where they interact with Princess Bubblegum (Hynden Walch), the Ice King (Tom Kenny), Marceline the Vampire Queen (Olivia Olson), BMO (Niki Yang), and others.
i don't know