The competition for Best Princess Ever is in full swing! As Lumpy Space Princess, Fire Princess, Muscle Princess, and more compete for the title it's discovered that someone is sabotaging the games. With Finn and Jake on the case, Princess Bubblegum will have to keep the show going until they can track down the true culprit and save the day.

New York Times bestselling author Mariko Tamaki (This One Summer) joins series artist Ian McGinty in this all-new Adventure Time adventure.