The Marvelous Misadventures of Flapjack follows a young boy named Flapjack who was raised inside Bubbie, a talking whale. After Flapjack rescues a shipwrecked crusty old pirate named Captain K'nuckles, the misadventures begin. The pair set sail in search of the magical Candied Island filled with lollipop trees and lemonade seas, but then trouble gets in the way.