Adventure Time with Fionna & Cake

Marshall Lee has shown up at Fionna and Cake's Tree Fort looking for help, much to Cake's contempt. He eventually convinces the ladies to help him when he tells of how "Boy's Night" had gone terribly wrong and how Prince Gumball is now trapped in a dungeon below his very own kitchen in the Candy Kingdom. Marshall Lee explains how Gumball found a map leading to treasure and the boys literally blew a huge hole right in the middle of Gumball's castle