The Marvelous Misadventures of Flapjack is a cartoon tv show for kids on Cartoon Network. Flapjack is a young boy raised by a talking whale named Bubbie. Flapjack, Captain K’nuckles, and Bubbie get into strange misadventures in search of Candied Island. Would you like to learn how to draw the Knuckles? Below you will find easy, step by step drawing instructions with the following tutorial that kids, teens, and adults can all successfully complete a drawing of Knuckles. Look Here to Learn How to Draw Other Flapjack Characters.